Silicone mirror ring and bandUV resistant coating1. Comfortable - adjustable anti-slip silicone strap and flexible nose bridge make the goggles suitable for any face shape. The ultra-soft silicone gasket evenly distributes the pressure around the eyes, providing extreme comfort, without hurting the nose or leaving traces on the face.2. Advanced antifogging design - adopt advanced antifogging treatment technology to make the lens fog-free, prevent the lens from becoming wet, and provide you with excellent vision to focus on underwater swimming.3. Professional leak-proof and UV-proof - ergonomic 3D frame design ensures perfect fit, never leaks, and protects eyes from irritation. The goggles are protected by ultraviolet rays, which can filter harmful light. Every time you swim, you will be carefree and crystal clear.4. Eye protection: Don't worry about sun damage and blurring. The color coating on polycarbonate lenses can solve these problems. Lens reflects sunlight, reduces glare, visual distortion, and softens brightness when swimming.5. High performance The lens can remain firm even under bad conditions. The carefully designed hook makes it easy to put on and take off the goggles without pulling the hair. Note: Customers who are allergic to silica gel should not buy this product.