To get started we want to recommend these products for anyone looking to do Builder in a Bottle nails.

Product Links 

• Nail files https://amzn.to/4aHlWZP 

• Buffers https://amzn.to/4jN2f75  https://amzn.to/3WKy6LE 

• Cuticle pushers https://amzn.to/40Kqw4H  

• Cuticle Nippers https://amzn.to/40BgwuI 

• Dust brushes https://amzn.to/3Q2tIUt 

• Alcohol pads https://amzn.to/3Q1f3J4 

• LED/UV lamps https://amzn.to/3ExxId2  https://amzn.to/4glYe6A 

BIAB Brands  

•  Builder in a Bottle by ORLY https://amzn.to/42LIu9X 

•  Kiarasky Builder Gel https://amzn.to/3Q7jkuw 

•  Young Nails Builder Gel  https://amzn.to/3WK4RIO 

•  IN.HYPE https://amzn.to/4hojyti 

•  Beetles Builder Gel https://amzn.to/4aROxLZ 

• Modelones Builder Gel  https://amzn.to/4aJjIcg 

Before we get into explanations, we recommend taking a look at these videos for reference! 

https://www.youtube.com/shorts/ASNd1f9xO3g 

https://www.youtube.com/watch?v=pauphrohSPw 

https://www.youtube.com/watch?v=LDSjHmQQKj8 

https://www.youtube.com/watch?v=YAfr__ix7Qw

https://www.youtube.com/watch?v=LDSjHmQQKj8

Module 1, Lesson 1: What is BIAB? 

Introduction 

Builder in a Bottle (BIAB) is an innovative nail enhancement product that has gained immense popularity among nail professionals and enthusiasts alike. Known for its flexibility, durability, and versatility, BIAB is a type of gel that provides added strength to the natural nail without the need for additional nail tips or forms (though it can also be used for extensions). 

This lesson explores the core concept of BIAB, compares it to other nail systems, and identifies who benefits most from this system. By the end of this lesson, you will have a comprehensive understanding of what makes BIAB a unique and essential addition to nail services. 

1. What is Builder in a Bottle (BIAB)? 

Composition: BIAB is formulated to be thicker than regular gel polish but less dense than traditional builder gels. It typically includes: 

Strengthening agents to fortify natural nails. 

Flexibility enhancers to allow movement and reduce cracking. 

Adhesive properties to ensure long-lasting results without lifting. 

2. Key Characteristics of BIAB 

Flexibility: Unlike rigid acrylics or hard gels, BIAB is flexible and moves with the natural nail. This reduces the chances of cracking or chipping. 

Strength: BIAB acts as a reinforcement for natural nails, helping them grow stronger and longer over time. 

Self-Leveling Properties: The gel is designed to level itself smoothly, minimizing the need for excessive filing or shaping. 

Compatibility: BIAB can be used as a standalone product or combined with gel polishes, extensions, and nail art. 

3. Differences Between BIAB, Acrylics, Gel Polish, and Hard Gel 

To understand BIAB fully, it’s important to compare it with other common nail systems: acrylics, gel polish, and hard gel. 

Texture: BIAB has a thick but self-leveling texture, making it easy to apply and smooth out on the nail surface. In contrast, acrylics are created by mixing a liquid monomer and a powder polymer, resulting in a paste-like consistency. Gel polish, on the other hand, is much thinner and lacks the strength-building capacity of BIAB. Hard gels are dense and require precise shaping, but they do not self-level as effectively as BIAB. 

Application: BIAB is brushed directly onto the nail from the bottle, just like gel polish, but with added thickness. Acrylics require a brush and a separate monomer liquid, while hard gels are applied with a flat or sculpting brush. Gel polish, like BIAB, is also brushed on, but it’s not designed to build structure or strength. 

Curing Process: BIAB cures under LED or UV lamps, a feature it shares with gel polish and hard gels. Acrylics, however, do not require a lamp as they cure through air-drying via a chemical reaction between the monomer and polymer. 

Durability: BIAB is highly durable and flexible, making it an excellent choice for natural nails. Acrylics, while extremely durable, are rigid and can be prone to breaking if the nail is bent or hit. Gel polish is less durable and primarily serves as a lightweight enhancement for temporary use. Hard gel is durable and strong but lacks the flexibility of BIAB. 

Removal: BIAB is soak-off, meaning it can be removed using acetone wraps or similar methods without the need for aggressive filing. Acrylics can be soaked off, but often require filing due to their density. Gel polish is easily removed with acetone. Hard gel, however, must be filed off completely, as it cannot be dissolved in acetone. 

Best Uses: BIAB is ideal for natural nail overlays, helping to strengthen and protect the natural nail. Acrylics are best for creating long, strong extensions or repairing damaged nails. Gel polish is better for those looking for a quick, temporary enhancement with vibrant colors. Hard gels are suitable for both overlays and extensions, but they are less forgiving for beginners compared to BIAB. 

4. Who Can Benefit from BIAB? 

BIAB is ideal for clients who: 

Struggle with brittle, weak, or peeling nails and need added strength. 

Prefer a natural look with minimal bulk. 

Want their nails to grow longer and healthier over time. 

Need a durable manicure without the harshness of acrylics or hard gels. 

Are seeking an overlay product that is both lightweight and long-lasting. 

5. Common Myths About BIAB 

Myth: BIAB is just another gel polish. 
Reality: While BIAB is applied like gel polish, its formula is much stronger and provides structural support that gel polish cannot achieve. 

Myth: BIAB is only for beginners. 
Reality: BIAB is suitable for professionals and beginners alike due to its versatility and ability to cater to various skill levels. 

Myth: BIAB cannot be used for extensions. 
Reality: BIAB can be combined with tips or forms to create extensions when done correctly. 

6. Why BIAB Is Popular Among Professionals 

Time Efficiency: Application is faster compared to traditional builder gels or acrylics. The product’s self-leveling nature reduces time spent on shaping and filing. 

Client Satisfaction: BIAB provides a clean, natural finish that clients love. It can also reduce lifting and chipping, leading to fewer complaints and follow-ups. 

Profitability: With minimal wastage and competitive pricing, BIAB services can be highly profitable for nail technicians. 

7. Precautions and Safety Tips 

Avoid Overuse: Using too many layers of BIAB can make the nail too thick and increase the likelihood of lifting or cracking. Keep layers thin and even. 

Curing: Always use a lamp that meets the product’s curing specifications. Improper curing can lead to undercured product, causing lifting or allergic reactions. 

Skin Contact: Avoid getting BIAB on the skin or cuticles, as this can lead to irritation or product lifting. 

Ventilation: Although BIAB has minimal odor compared to acrylics, ensure your workspace is well-ventilated to avoid prolonged exposure to vapors. 

8. Summary 

This lesson introduced BIAB as a revolutionary product in nail enhancement. By understanding its characteristics, benefits, and applications, you’ve laid the groundwork for mastering BIAB techniques in subsequent lessons. This foundational knowledge will help you choose the right products, educate clients, and set yourself up for success as you progress through the course. 

Module 1, Lesson 2: BIAB Tools, Products, and Workspace Setup 

Introduction 

In this lesson, we’ll dive deep into the tools, products, and workspace requirements necessary to successfully apply BIAB nails. Whether you’re a beginner setting up your workspace for the first time or a professional seeking to refine your setup, this guide ensures you’ll have everything you need for a seamless application process. Proper tools, hygiene, and organization are critical for delivering quality BIAB services while ensuring safety and efficiency. 

1. Essential Tools for BIAB Application 

To achieve flawless results with BIAB, it’s crucial to use the right tools. Below is a detailed breakdown of each tool and its purpose: 

Nail Files: 

Types of Files: 

100-grit files: Used for shaping hard extensions or removing bulk during BIAB removal. 

180-grit files: Ideal for refining natural nail shapes and blending overlays with the natural nail. 

240-grit files: Best for gently smoothing the surface of natural nails without causing damage. 

File Maintenance: 

Always sanitize reusable files or use disposable files for each client. 

Replace files regularly to ensure effective performance. 

Buffers: 

Purpose: Buffers smooth the nail surface and ensure better adhesion of BIAB products. 

Types of Buffers: 

Fine-grit buffers (e.g., 220 or higher) for natural nails. 

Coarser buffers (e.g., 180 grit) for smoothing cured BIAB before applying top coats. 

Cuticle Tools: 

Cuticle Pushers: Metal pushers are ideal for gently pushing back cuticles to expose the nail plate fully. 

Cuticle Nippers: Used to trim excess cuticle or dead skin around the nail bed. Ensure these are sharp to avoid tearing the skin. 

Dust Brushes: 

Purpose: Removes fine dust particles from the nail surface after filing and buffing. 

Tip: Choose a soft-bristle brush to avoid damaging the nail or skin. 

LED/UV Lamp: 

Specifications: 

Ensure the lamp is compatible with the BIAB product you are using (most require LED/UV hybrid lamps). 

A 48W lamp or higher is recommended for proper curing. 

Lamp Maintenance: 

Clean the lamp interior regularly to prevent buildup of dust or cured gel. 

Replace bulbs or upgrade lamps when curing becomes inconsistent. 

Alcohol Pads or Lint-Free Wipes: 

Purpose: Used to clean and dehydrate the nail plate before application and to remove the sticky layer after curing. 

Why Lint-Free Matters: Regular cotton can leave fibers that compromise adhesion and result in uneven finishes. 

Nail Prep Solutions: 

Dehydrators: Remove oils and moisture from the nail plate, creating the perfect base for adhesion. 

Primers: Acid-based or acid-free primers help bond BIAB to the natural nail. Choose the appropriate primer based on the client’s nail type. 

2. BIAB Products: What You Need to Know 

Choosing the right BIAB products is essential for creating durable and flawless nails. Here’s a detailed look at the key product categories: 

Builder Gel: 

Consistency: BIAB products are thicker than gel polish and are available in different viscosities. Beginners may prefer medium viscosity for easier control. 

Colors: BIAB comes in clear, natural tones (pink, nude), and more vibrant shades. Clear BIAB is versatile, while colored BIAB can double as an overlay and color. 

Recommended Brands: Select reputable brands that offer durable and easy-to-use BIAB formulas. Research product reviews and ensure the gel is compatible with your lamp. 

Primers and Base Coats: 

Primers ensure proper adhesion between the natural nail and the BIAB product. Acid-based primers are great for oily nails, while acid-free primers are gentler and suitable for sensitive nails. 

Some BIAB systems do not require a separate base coat; the first thin layer of BIAB acts as the base. Always follow the product manufacturer’s guidelines. 

Top Coats: 

Glossy vs. Matte: Choose a top coat based on the desired finish. 

No-Wipe Options: Save time by using no-wipe top coats, which eliminate the need for cleaning after curing. 

Durability: Ensure the top coat you choose is compatible with the BIAB brand to prevent peeling or lifting. 

Nail Cleansers: 

Used to remove the sticky layer (inhibition layer) after curing BIAB. 

Alcohol-based cleansers work best and leave no residue. 

3. Workspace Setup 

A well-organized workspace enhances efficiency and ensures client safety. Below are guidelines for setting up the perfect BIAB workspace: 

Hygiene Protocols: 

Disinfect all tools and surfaces before and after every client. 

Use disposable items (files, buffers, wipes) when possible. 

Wash hands thoroughly and ensure clients do the same before the service. 

Wear gloves if you or your client have sensitive skin. 

Ergonomics: 

Invest in a comfortable and adjustable chair for both you and your client to avoid strain during application. 

Use a sturdy and clean nail desk with adequate lighting. 

Lighting: 

Proper lighting is essential for precision. Use daylight-spectrum desk lamps to prevent eye strain and accurately see nail details. 

Organization: 

Arrange tools and products in an easily accessible manner to streamline the application process. 

Use labeled containers or drawers to store your products. 

4. Safety Precautions 

Ensuring safety is vital when working with BIAB products. Here are key precautions to follow: 

Ventilation: 

While BIAB is relatively odorless compared to acrylics, prolonged exposure to vapors can still cause discomfort. Use an air purifier or work in a well-ventilated space. 

Skin Contact: 

Avoid direct contact between the product and the skin, as this can lead to irritation or allergies over time. Use a small detail brush to carefully apply product near cuticles. 

Proper Curing: 

Ensure the BIAB is fully cured to avoid undercuring, which can weaken the product and lead to lifting. Undercured product can also cause allergic reactions. 

Tool Maintenance: 

Regularly clean and disinfect all reusable tools to prevent cross-contamination and ensure smooth application. 

5. Summary 

This lesson covered everything you need to know about the tools, products, and workspace setup required for BIAB application. Having the right equipment and maintaining a clean, organized space is the foundation for flawless results and client satisfaction. By following these guidelines, you’ll create a professional environment that prioritizes efficiency, safety, and quality. 

Module 1, Lesson 3: Nail Preparation 

Introduction 

Proper nail preparation is one of the most critical steps in BIAB application. Without adequate prep, even the best BIAB products may fail, leading to lifting, chipping, or other issues. This lesson will provide a comprehensive, step-by-step guide to preparing the natural nail for BIAB application. We’ll cover the importance of each step, recommended tools, safety precautions, and best practices for achieving a clean, durable base. 

1. Why is Nail Preparation Important? 

BIAB relies on a strong bond between the natural nail and the product. Improper prep can cause: 

Lifting: The product may peel away from the nail plate if oils, dust, or residue are present. 

Cracking: Weak or improperly prepared nails are more prone to structural issues. 

Reduced Longevity: Proper prep ensures BIAB adheres securely and lasts longer without damage. 

Thorough preparation also ensures the natural nail remains healthy and undamaged throughout the process. 

2. Tools and Products Needed for Nail Preparation 

To prepare the nail properly, gather the following tools and products: 

Cuticle Pusher: A metal or plastic tool for gently pushing back the cuticles. 

Cuticle Nippers: Used to remove excess or dead cuticle tissue. 

180-Grit Nail File: For shaping the natural nail. 

Fine-Grit Buffer (220+): To lightly buff the nail surface and remove shine. 

Dust Brush: To clean the nail of debris after filing and buffing. 

Primer: Acid-based or acid-free, depending on the client’s nail type. 

Lint-Free Wipes: To avoid leaving fibers on the nail. 

Isopropyl Alcohol (70% or higher): For cleansing and sanitizing the nail plate. 

3. Step-by-Step Nail Preparation Process 

Step 1: Wash and Sanitize Hands 

Why: This removes bacteria, oils, and dirt from both the client’s and technician’s hands. 

How To: 

Ask the client to wash their hands thoroughly with soap and water. 

Use a hand sanitizer or alcohol-based wipe to ensure all surfaces are sanitized. 

The technician should also sanitize their hands and wear gloves if necessary. 

Step 2: Assess the Client’s Nails 

Why: Not all nails are suitable for BIAB application without special care. Thin, damaged, or peeling nails may require additional steps. 

How To: 

Examine the natural nail for signs of damage, peeling, or infection. 

Do not proceed if the client has open wounds, fungal infections, or any other nail condition requiring medical attention. 

Step 3: Push Back Cuticles 

Why: Cuticles can interfere with product adhesion, leading to lifting. Removing them ensures a clean nail plate. 

How To: 

Use a metal or plastic cuticle pusher to gently push back the cuticles. 

Work at a 45-degree angle to avoid damaging the nail plate. 

Be thorough in exposing the entire nail plate, especially the sidewalls, without applying too much pressure. 

Step 4: Remove Excess Cuticle Tissue 

Why: Dead cuticle tissue left on the nail plate can act as a barrier, preventing proper adhesion. 

How To: 

Use cuticle nippers to carefully remove any dead skin or tissue lifted by the cuticle pusher. 

Avoid cutting live tissue, as this can cause pain or bleeding. 

If needed, apply a cuticle remover solution to soften stubborn cuticles for easier removal. 

Step 5: Shape the Natural Nails 

Why: Shaping the nails ensures a smooth and uniform foundation for the BIAB application. 

How To: 

Use a 180-grit nail file to gently shape the nails into the desired shape (e.g., square, round, almond). 

File in one direction to avoid fraying or damaging the nail edges. 

Avoid filing too deeply into the sides, as this can weaken the nail structure. 

Step 6: Buff the Nail Surface 

Why: Buffing removes the natural shine and creates a slightly rough surface for better adhesion. 

How To: 

Use a fine-grit buffer (220 or higher) to lightly buff the nail surface. 

Focus on removing the shine without thinning the natural nail. 

Buff gently around the edges and sidewalls where lifting is most likely to occur. 

Step 7: Clean the Nail Plate 

Why: Filing and buffing create dust and debris, which must be removed for optimal adhesion. 

How To: 

Use a soft dust brush to remove any debris from the nail surface and surrounding skin. 

Clean the nail plate with a lint-free wipe soaked in isopropyl alcohol or a dedicated nail cleanser. 

Step 8: Apply Nail Dehydrator 

Why: Dehydrators eliminate natural oils and moisture from the nail plate, ensuring better adhesion. 

How To: 

Apply a thin layer of dehydrator to each nail using the product’s brush. 

Ensure full coverage, focusing on the edges and sidewalls. 

Allow the dehydrator to air-dry for 10–15 seconds before proceeding. 

Step 9: Apply Primer 

Why: Primers create a bond between the natural nail and the BIAB product, preventing lifting. 

How To: 

Choose the correct primer for the client’s nails: 

Acid-based primers are ideal for oily or difficult nails. 

Acid-free primers are gentler and suitable for most clients. 

Apply a very thin layer of primer to the nail plate. Avoid flooding the cuticles or sidewalls. 

Allow the primer to air-dry fully (if required) before applying BIAB. 

4. Safety Precautions During Nail Preparation 

Gentle Handling: Avoid aggressive filing, buffing, or cuticle pushing to prevent damage to the nail plate or surrounding skin. 

Sanitization: Always sanitize tools and hands before starting the process to reduce the risk of infection. 

Skin Protection: Avoid contact with dehydrators or primers on the skin, as these products can cause irritation. 

Client Communication: Inform clients about what to expect during the prep process and ensure they’re comfortable throughout. 

5. Common Mistakes to Avoid 

Over-Buffing: Buffing too aggressively can thin the natural nail, making it weak and prone to damage. 

Skipping Steps: Rushing or skipping steps, like cuticle removal or cleaning, can compromise the durability of the BIAB application. 

Using the Wrong Primer: Mismatched primers can lead to poor adhesion and lifting. Always select the correct type for the client’s nail condition. 

6. Summary 

Proper nail preparation is the foundation of a flawless BIAB application. By following this step-by-step process, you ensure the product adheres properly and lasts as long as possible while maintaining the health of the natural nail. Mastering nail preparation will set you apart as a professional, allowing you to deliver durable and high-quality results every time. 

Module 1, Lesson 4: Basic Application Techniques 

Introduction 

Once the nails are properly prepared, the next step is the application of Builder in a Bottle (BIAB). This lesson will guide you through the entire process of applying BIAB step by step, ensuring a smooth, durable, and professional finish. You’ll learn how to work with the product’s unique consistency, avoid common mistakes like flooding the cuticles, and build a strong apex for added durability. By mastering these techniques, you’ll be able to deliver flawless BIAB overlays for natural nails. 

1. Why Proper Application Matters 

BIAB’s performance depends on precise application. A proper technique ensures: 

Longevity: Reduces lifting, chipping, and peeling. 

Strength: Protects and reinforces the natural nail. 

Aesthetic Appeal: Provides a smooth and polished finish that clients love. 

Client Safety: Prevents irritation or allergic reactions caused by product on the skin. 

2. Tools and Products Needed 

Before starting the application, ensure you have the following tools and products: 

BIAB Product: Choose a clear or colored BIAB depending on the client’s preference. 

Primer (if required): For improved adhesion, especially for oily nails. 

LED/UV Lamp: Ensure it’s compatible with your BIAB product. 

Fine Liner Brush (optional): For precision near cuticles and edges. 

Lint-Free Wipes and Alcohol: For cleaning brushes and removing the sticky layer. 

Top Coat: Glossy or matte, based on the desired finish. 

3. Step-by-Step Guide to Applying BIAB 

Step 1: Apply the First Thin Layer (Base Layer) 

Purpose: The first layer serves as the base for the BIAB application, ensuring proper adhesion. 

How To: 

Load a minimal amount of BIAB onto the brush. Wipe off excess product on the bottle rim. 

Apply a thin, even layer of BIAB to the nail, starting at the center and working towards the edges. 

Avoid touching the cuticles or sidewalls to prevent lifting. Use a fine liner brush if needed for precision. 

Cure under an LED lamp for the time specified by the manufacturer (usually 30–60 seconds). 

Step 2: Build the Structure (Second Layer) 

Purpose: This layer provides the structure, strength, and durability of the BIAB overlay. 

How To: 

Scoop a small bead of BIAB onto your brush. 

Place the bead near the apex (the natural high point of the nail, usually in the middle). 

Gently float the gel down the nail using soft, even strokes. The product’s self-leveling properties will help it smooth out. 

Check the apex: Ensure the highest point is located at the stress area of the nail. This prevents breakage and provides strength. 

Flip the client’s hand upside down for 5–10 seconds to allow gravity to pull the product into a perfect curve. 

Use a fine liner brush to perfect the edges if needed. 

Cure under the LED lamp for 60 seconds (or per the product instructions). 

Step 3: Apply Additional Layers (Optional) 

Purpose: Additional layers may be needed for extra thickness, strength, or coverage when using colored BIAB. 

How To: 

Repeat the same process as Step 2, ensuring even coverage without overloading the nail with product. 

Cure each layer individually. 

Check for smoothness and ensure there are no bumps, bubbles, or uneven areas. 

Step 4: Shape and Refine (If Needed) 

Purpose: After the product is cured, refine the shape for a professional finish. 

How To: 

Use a 180-grit file to refine the edges and sidewalls, ensuring symmetry. 

Lightly buff the surface with a fine-grit buffer to remove any imperfections or uneven spots. 

Use a dust brush to clean off debris before proceeding to the top coat. 

Step 5: Apply Top Coat 

Purpose: The top coat seals the BIAB, adds shine or a matte finish, and protects the overlay from external damage. 

How To: 

Apply a thin, even layer of top coat over the BIAB. 

Cap the free edge to seal the product and prevent chipping. 

Cure under the LED lamp for 30–60 seconds. 

For glossy top coats, use a lint-free wipe and alcohol to remove the sticky layer after curing (if it’s not a no-wipe top coat). 

4. Tips for a Flawless Application 

Work Thinly: BIAB is highly pigmented and dense, so thin layers cure more evenly and reduce the risk of heat spikes or lifting. 

Check Apex Placement: Ensure the apex is correctly positioned over the stress point for added strength, especially for clients with longer nails. 

Avoid Overloading the Brush: Excess product on the brush can cause flooding of the cuticles and sidewalls, leading to lifting and irritation. 

Monitor Curing Times: Under-curing can weaken the BIAB, while over-curing may cause the product to shrink. Always follow the manufacturer’s instructions. 

Clean Edges Before Curing: Use a fine liner brush or an orange stick dipped in alcohol to clean any excess product near the skin before curing. 

5. Safety Precautions During Application 

Prevent Skin Contact: Direct contact with BIAB can cause allergies or irritation over time. Always clean any product off the skin before curing. 

Protect Against Heat Spikes: BIAB generates heat during curing. To minimize discomfort, instruct the client to remove their hand briefly if they feel excessive heat. 

Cure Completely: Incomplete curing can lead to product failure and may cause allergic reactions due to uncured chemicals. 

Ventilation: While BIAB has minimal odor, ensure your workspace is well-ventilated to avoid prolonged exposure to vapors. 

6. Common Mistakes to Avoid 

Flooding the Cuticles: Too much product near the cuticle area will lead to lifting and may irritate the skin. Always leave a small margin around the edges. 

Skipping Apex Building: A flat application may cause the nails to crack or break under pressure, especially on longer nails. 

Applying Thick Layers: Thick layers take longer to cure and may remain under-cured, weakening the overall structure. 

Not Capping the Free Edge: Failing to seal the free edge can lead to premature chipping. 

7. Summary 

This lesson provided an in-depth, step-by-step guide to BIAB application, covering everything from the base layer to finishing touches. By following these techniques and best practices, you can create strong, long-lasting, and flawless BIAB overlays that clients will love. Mastering these basic application skills is essential before moving on to more advanced techniques like infills, overlays, and extensions. 

Module 1, Lesson 5: Shaping and Finishing Basics 

Introduction 

Shaping and finishing are critical aspects of achieving professional-looking BIAB nails. Proper shaping ensures the nails are symmetrical, natural, and tailored to the client’s preferences. Finishing techniques, such as buffing and applying the top coat, enhance the durability and visual appeal of the final result. This lesson provides a comprehensive guide to shaping and finishing BIAB nails, covering techniques for different nail shapes, filing methods, and the final polishing process. 

1. Importance of Shaping and Finishing 

Shaping and finishing enhance the aesthetic and structural integrity of BIAB nails. Benefits include: 

• Symmetry: Ensures nails look uniform and well-proportioned. 

• Durability: Prevents weak points that could lead to chipping or breakage. 

• Client Satisfaction: A polished finish makes the nails look flawless and professional. 

2. Tools Needed for Shaping and Finishing 

To achieve perfect shaping and finishing, you’ll need the following tools: 

Nail Files: 

180-grit for refining the shape. 

240-grit for smoothing edges. 

Buffers: 

Fine-grit (220 or higher) for buffing the nail surface. 

Dust Brush: 

Soft bristles to clean off debris after filing and buffing. 

Lint-Free Wipes: 

For cleaning the nail surface during the finishing process. 

Top Coat: 

Glossy or matte, depending on the client’s preference. 

Alcohol or Cleanser: 

Used to remove the sticky layer after curing the top coat. 

3. Nail Shaping Techniques 

Step 1: Understand Common Nail Shapes 

Each client has a unique preference for nail shapes. The most popular shapes and how to achieve them: 

Square: 

Flat free edge with sharp corners. 

Ideal for clients with wider nail beds as it creates balance. 

Round: 

A soft curve around the free edge. 

Best for shorter nails and clients seeking a natural look. 

Oval: 

Similar to round but with a more elongated curve. 

Adds elegance and length to the nails. 

Almond: 

A tapered shape with a rounded point. 

Suitable for medium to long nails and creates a slimming effect. 

Coffin (or Ballerina): 

Tapered sides with a flat free edge. 

Best for longer nails with strong structural support. 

Stiletto: 

A sharp point with dramatic tapering. 

Requires precise apex building for strength. 

Step 2: Shaping the Free Edge 

Choose the Right File: 

Use a 180-grit file to shape the free edge. Avoid using a coarser file as it may damage the BIAB overlay. 

File in One Direction: 

Filing back and forth can weaken the nail and cause splits. Instead, file in one consistent direction. 

Check Symmetry: 

Regularly check that both sides of the nail are even and aligned with the desired shape. 

Step 3: Refining the Sidewalls and Cuticle Area 

Sidewalls: 

File the sidewalls gently to ensure they taper smoothly into the nail’s natural shape. Avoid over-filing, which can weaken the edges. 

Cuticle Area: 

Use a fine file or e-file with a soft sanding band (if trained) to gently refine the area near the cuticle. Ensure there is no visible gap between the product and the natural nail. 

4. Buffing and Smoothing the Surface 

Step 1: Remove Imperfections 

• After shaping, use a fine-grit buffer (220+) to remove bumps, ridges, or uneven areas on the BIAB surface. 

Step 2: Avoid Over-Buffing 

• Excessive buffing can weaken the BIAB overlay. Focus only on areas that need smoothing. 

Step 3: Clean the Nail Surface 

• Use a dust brush to remove debris, followed by a lint-free wipe soaked in alcohol to cleanse the nail. 

5. Applying the Top Coat 

Step 1: Choose the Right Top Coat 

• Glossy Top Coat: Enhances shine and gives a sleek, polished finish. 

• Matte Top Coat: Provides a modern, velvety finish. 

Step 2: Apply the Top Coat Evenly 

• Use Thin Layers: Avoid thick coats, which can create a bulky appearance. 

• Cap the Free Edge: Seal the edge of the nail to prevent chipping. 

• Cure Properly: Place the nails under the LED lamp and cure according to the top coat manufacturer’s instructions (usually 30–60 seconds). 

Step 3: Remove the Sticky Layer (if needed): 

• If the top coat is not a no-wipe formula, use a lint-free wipe and alcohol to remove the inhibition (sticky) layer after curing. 

6. Tips for a Professional Finish 

Light Pressure When Filing: Heavy pressure can cause grooves or uneven edges. Let the file do the work. 

Check from Multiple Angles: Look at the nails from all angles to ensure symmetry and smoothness. 

Avoid Overloading the Top Coat Brush: Excess product can cause pooling near the cuticle or uneven coverage. 

Use Clean Tools: Ensure files and buffers are clean and in good condition to avoid leaving marks or debris on the nails. 

7. Common Mistakes to Avoid 

Uneven Shaping: Failing to file consistently can lead to lopsided nails. Check symmetry frequently. 

Skipping Buffing: Neglecting to smooth the surface can result in a bumpy or uneven finish after the top coat is applied. 

Not Capping the Free Edge: Failing to seal the free edge with the top coat can lead to premature chipping. 

Applying Too Much Top Coat: Thick layers may pool near the cuticle, causing lifting or an unprofessional appearance. 

8. Safety Precautions During Shaping and Finishing 

• Avoid Filing the Skin: Always be mindful of the client’s skin while shaping the nails. 

• Sanitize Tools: Properly sanitize all files and buffers before use to prevent cross-contamination. 

• Protect the Nail Bed: When buffing, do not apply excessive pressure, as this can thin or weaken the natural nail underneath the BIAB. 

9. Summary 

Shaping and finishing are essential steps in creating beautiful, durable BIAB nails. By mastering proper shaping techniques and applying a professional finish, you can ensure your clients leave with flawless results. With practice and attention to detail, you’ll achieve nails that are both structurally sound and visually stunning. 

Module 1, Lesson 6: Basic Removal Process 

Introduction 

Removing BIAB (Builder in a Bottle) nails is just as important as their application. Proper removal ensures the natural nails remain healthy, undamaged, and ready for a new application or to grow out naturally. In this lesson, we will cover everything you need to know about safely and effectively removing BIAB nails, including the required tools, step-by-step instructions, common mistakes to avoid, and how to handle specific challenges like stubborn product or sensitive nails. 

1. Why Proper Removal is Crucial 

Improper removal can lead to significant damage to the natural nail, including thinning, peeling, and breakage. It can also cause discomfort or injury to the client, resulting in dissatisfaction and potential long-term nail health issues. Proper removal protects: 

• The Natural Nail: Ensures the nail remains strong and healthy. 

• Client Comfort: Avoids unnecessary pain or sensitivity during the removal process. 

• The Next Application: A smooth and healthy nail plate makes the next BIAB application more effective and longer-lasting. 

2. Tools and Products Needed for BIAB Removal 

Before starting the removal process, gather the following tools and products: 

180-Grit Nail File: 

Used to break the topcoat seal and reduce the bulk of the BIAB product. 

Fine-Grit Buffer (220+): 

For smoothing and refining the natural nail after product removal. 

Acetone (100%): 

Essential for dissolving BIAB. Always use pure acetone for the most effective results. 

Foil Wraps or Cotton Pads: 

Used to hold acetone on the nails during soaking. Foil wraps are more efficient, but cotton pads and foil strips can also work. 

Cuticle Pusher or Orangewood Stick: 

For gently scraping away softened product without damaging the nail. 

Nail Clips (Optional): 

Reusable clips that hold acetone-soaked cotton in place. 

Cuticle Oil: 

For rehydrating and nourishing the nails and surrounding skin post-removal. 

Lotion or Hand Cream: 

To moisturize the hands after removal. 

Lint-Free Wipes and Isopropyl Alcohol: 

For cleaning the nail plate during the removal process. 

3. Preparing for BIAB Removal 

Step 1: Sanitize Your Tools and Workspace 

• Why: Clean tools and a sanitized workspace reduce the risk of infections. 

• How To: 

• Disinfect all reusable tools with an approved sanitizing solution. 

• Wash your hands and ensure your client does the same. 

Step 2: Assess the Client’s Nails 

• Why: Understanding the condition of the nails ensures a tailored and safe removal process. 

• How To: 

• Examine the nails for signs of damage, thinning, or sensitivity. 

• Ask the client if they have experienced any discomfort during the current BIAB wear period. 

• If the client’s nails are particularly thin or brittle, proceed with extra care. 

4. Step-by-Step Guide to Removing BIAB Nails 

Step 1: Break the Topcoat Seal 

• Why: The top coat protects the BIAB underneath, so it must be removed for the acetone to penetrate effectively. 

• How To: 

• Use a 180-grit nail file to gently file the surface of the nail. 

• File only enough to remove the shine from the topcoat. Avoid filing through to the natural nail. 

• Focus on even filing across the entire nail surface to ensure acetone can penetrate evenly. 

Step 2: Prepare the Soaking Materials 

• Why: Soaking in acetone softens the BIAB for easy removal without excessive scraping. 

• How To: 

• Cut small pieces of foil large enough to wrap around each finger. 

• Prepare 10 cotton pads or balls, ensuring they are large enough to cover the nail bed. 

• Saturate each cotton pad or ball with 100% acetone. 

Step 3: Apply the Soak-Off Wraps 

• Why: Wrapping the nails ensures the acetone stays in contact with the product, making it more effective. 

• How To: 

• Place a soaked cotton pad directly on the nail. Ensure it covers the entire nail bed, including the edges. 

• Wrap each finger tightly with a piece of foil, securing the cotton pad in place. 

• Repeat for all 10 fingers. 

• If using nail clips, place them over the cotton pads instead of foil. 

Step 4: Wait for the Acetone to Work 

• Why: Allowing sufficient time ensures the BIAB softens fully, reducing the need for aggressive scraping. 

• How To: 

• Set a timer for 10–15 minutes. 

• Encourage the client to relax and keep their hands still during this time. Movement can displace the wraps and reduce effectiveness. 

• Check one nail after 10 minutes. If the BIAB appears crumbly or lifted, it is ready for removal. If not, reapply the wrap and wait an additional 5 minutes. 

Step 5: Remove the BIAB Product 

• Why: Proper removal prevents damage to the natural nail. 

• How To: 

• Unwrap one nail at a time to keep the remaining wraps in place. 

• Use a cuticle pusher or orangewood stick to gently scrape away the softened product. 

• Work in the direction of the nail growth to avoid putting stress on the nail plate. 

• If some product remains stubborn, reapply the acetone wrap for another 5–10 minutes rather than forcing it off. 

Step 6: Buff the Nail Surface 

• Why: Buffing smooths out any remaining product and restores a clean surface. 

• How To: 

• Use a fine-grit buffer (220+) to gently smooth the nail plate. 

• Focus on areas where small bits of product may still be clinging. 

• Be careful not to over-buff, as this can thin the natural nail. 

Step 7: Cleanse and Hydrate 

• Why: Acetone is drying, so hydration is necessary to restore moisture to the nails and surrounding skin. 

• How To: 

• Use a lint-free wipe soaked in isopropyl alcohol to cleanse the nail plate of any remaining residue. 

• Massage cuticle oil into the nails and surrounding skin to rehydrate. 

• Apply a moisturizing hand lotion or cream to restore softness to the client’s hands. 

5. Tips for Effective and Safe Removal 

Do Not Rush: Allow enough time for the acetone to fully soften the BIAB. Rushing may cause unnecessary scraping and damage. 

Work Gently: Avoid applying too much pressure when scraping off the product. Let the acetone do the work. 

Protect the Skin: Use petroleum jelly or a cuticle protector around the nail bed before soaking to reduce skin exposure to acetone. 

Rehydrate Regularly: If the client frequently wears BIAB, recommend daily use of cuticle oil to prevent dryness. 

6. Common Mistakes to Avoid 

Filing Too Deeply: Over-filing the topcoat can damage the natural nail. File only enough to break the seal. 

Scraping Aggressively: Forcing off stubborn product can cause peeling or thinning of the natural nail. Re-soak if necessary. 

Skipping Hydration: Acetone can severely dry out the nails and skin. Always rehydrate after removal. 

Using the Wrong Acetone: Impure acetone or non-acetone removers are ineffective and may require excessive soaking. 

7. Safety Precautions 

Ventilation: Work in a well-ventilated area to avoid prolonged exposure to acetone fumes. 

Skin Sensitivity: If a client experiences irritation from acetone, reduce exposure time or use a barrier cream around the nails. 

Tool Disinfection: Sanitize all tools after use to prevent cross-contamination. 

8. Summary 

Proper removal of BIAB nails is essential to maintain the health and integrity of the natural nails. By following the detailed step-by-step process outlined in this lesson, you can ensure a safe, effective, and damage-free removal experience for your clients. Mastering removal techniques is just as important as application, as it demonstrates professionalism and care for your client’s nail health.