Lenses of our swim goggles are made of high-speed molded PC, clear and unbreakable, with good light transmission. Latest REVO electroplating technique and High-tech Coating of the lenses provide better eyes protection against harmful UV rays as well as better visibility, reducing brightness and glare. The goggles also feature an enhanced anti-fog technology that provide crystal clear underwater vision. The one-piece silicone frame and silicone nose bridge of the goggles, soft and flexible, provide excellent fit and water resistance, ensure the goggles’ snug fit on most face shapes and prevent water seepage.