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Ruibra is dedicated to the production and design of invisible bras.

What are the core materials of the factory silicone bras? Are they safe?

2026-01-20

The core materials consist of medical-grade eco-friendly silicone and food-grade bio-based adhesive. Both have passed EU REACH, US CPSIA, and China GB 18401 safety certifications. They are odorless, hypoallergenic, and feature a texture close to human skin, ensuring comfortable fit and compliance with safety standards.

What are the differences between adhesive types? How should one choose?
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