ANTI-FOG COATING The anti-fog coating on the lenses provides you a clear and long distant view underwater. Enjoy crystal clear vision underwater without blurring or distortion. 100% UV PROTECTION UV protection can help protect your eyes from being hurt by UV and bright lights reduce glare and visual distortion. LEAKPROOF DESIGN The great seal frame effectively avoids water from seeping in. COMFORTABLE GASKET 3D ergonomic double-layer gasket fits your eye socket snugly without leaving a mark around the eye skin and hurting your eye. THE QUICK RELEASE CLASP The quick-release buckle means less hair pulling hurting the ears or falling off! Specification: Material: PC Silicone Gender: Adult;Youth;Teens;Unisex Recommend: swimming;water park;beach volleyball;triathlon;surfing;kayaking;other water sports