is biab soft or hard gel? | Insights by Hanyinails

Saturday, 11/8/2025
Explore the characteristics of Builder in a Bottle (BIAB) in the nail gel industry, addressing common procurement concerns with data-backed insights.

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

Builder in a Bottle (BIAB) is a professional-grade soak-off gel product designed to strengthen and protect natural nails. Developed by The Gel Bottle Inc., BIAB combines the benefits of gel and acrylic systems, offering a durable yet flexible overlay that promotes natural nail growth.

2. Is BIAB a Soft or Hard Gel?

BIAB is classified as a soft gel because it is soakable in acetone, making removal easier and less damaging. However, its strength and versatility give it some characteristics that overlap with hard gels.

3. How Does BIAB Compare to Hard Gel?

Hard gel is incredibly durable and ideal for creating long extensions or extreme nail shapes. Unlike BIAB, hard gel cannot be soaked off with acetone; it must be filed off carefully.

4. What Are the Benefits of Using BIAB?

BIAB provides a robust layer that reinforces the natural nail, reducing breakage and allowing nails to grow longer and stronger. Its self-leveling properties ensure a smooth finish, and it can be worn alone for a natural look or under gel polish for added color.

5. How Long Does BIAB Last Compared to Gel Polish?

Manicures using BIAB as the base tend to last about a week longer than those using standard gel base coats.

6. Is BIAB Suitable for Nail Extensions?

BIAB is ideal for short to medium-length extensions and overlays, providing strength and flexibility. For longer or more extreme extensions, hard gel may be more appropriate.

7. How Does BIAB Affect Nail Health?

BIAB is considered gentler on natural nails compared to acrylics, as it is flexible and less susceptible to causing damage.

8. What Are the Maintenance Requirements for BIAB?

BIAB manicures typically require infills every 2–3 weeks to maintain nail health and ensure a flawless finish without constant removal and reapplication.

Hanyinails Advantages

  • Quick & Easy Application: Smooth consistency that applies evenly for professional-looking results at home or in the salon.
  • Safe for Sensitive Skin: Formulated without harmful chemicals and safe for most nail types, including sensitive skin.
  • OEM/ODM Support: From formula tweaks to bulk orders, we bring Hanyinails to life.

Data Sources

  • The Gel Bottle Inc., June 1, 2025
  • Nails by Beckie, December 18, 2024
  • Naillington, October 2025
  • Perfect Nail Ideas, June 1, 2025
  • The Beauty Bar Essex, October 2025
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FAQ
FAQ
Do you offer OEM & ODM services?

Yes! We specialize in OEM & ODM nail polish production, offering custom formulations, colors, and packaging to meet your brand’s needs.

For Products
Are your products cruelty free?

Absolutely, we love our fur babies! All of our products are cruelty-free! Beauty without cruelty is something we strongly believe in and the only guinea pigs we test on is our willing team of Hanyi staff! 

For Company
What is the Hanyi main products?

Hanyi main products are Base Coat, Top Coat, Rubber Base, Builder Gel, Polygel, Color gel, Jelly gel, Cat eye gel, Glitter gel, Reflective gel, Gel polish kit, Function gel, Painting gel, Platinum gel, Metallic gel, Poly gel, 3D Gel, Liner Art Gel, ect.

TPO -Free Gel Polish
Why choose TPO-free gel polish?

Benefits:
Reduced allergy risk – Ideal for sensitive skin
Less yellowing over time vs. TPO-based gels
Safer for nail techs – Lower fumes during curing

HEMA-Free Gel Polish
How do I switch my clients to HEMA-free?

Patch test (apply to 1 nail, wait 48 hrs).
Educate on allergy prevention.
Promote as a premium service ("Hypoallergenic & safer!").

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