1. Lens polycarbonate, high strength lens can be affected by high strength. 2. Nearly select silicone rubber, detachable adjustment lens, and comfortable high. 3. Seal waterproof gasket, non-toxic and tasteless, completely environmentally friendly, give you a comfortable experience. 4.4D Soft Silicone Mirror Circle, no trace intimate fit, let you swim in the water. 5. Adult swimming goggles, generic men and women. Multi-color optional, white, black, pink, silver red. 6. Adopt new anti-fog technology, anti-fog adhesion, and scrubbing.