1The inner surface of the lens adopts environmental protection treatment technology for anti-fog coating, which can enhance the anti-fog ability of the goggles without harming your face. 2Highquality silicone material and the ergonomic design ensure a close fit to different facial shapes without water leakage. 3Flexible silicone frame and improved nose bridge provide ultimate comfort without hurting your nose or leaving marks on your face. 4Soft and flexible silicone gaskets provide excellent suction and leakproof properties, protecting your skin for a long time. 5The safety headband is non-slip, the silicone frame is soft and flexible, and the polycarbonate lens is resistant to cracking, making the entire product strong. Specification Item Type: Swimming Goggles Material: Plastic + Silicone Product Weight: Approx. 165g / 5.8oz Package List 1 x Swimming Goggles 1 x Packing Box 1 x Manual