HD Clear Vision HD polycarbonate lenses can filter out harmful rays and protect your eyes from direct sunlight. UV protection and anti-fog coating can enhance your swimming experience. 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. The anti-fog coating on the lenses provides you a clear and long distant view underwater. | Easy to Adjust Put on the swim goggles or take off in seconds without tangling your hair. Adjust the length of the strap to a suitable size, easy tightening, and release. 3D ergonomic double-layer gasket fits your eye socket snugly without leaving a mark around the eye skin and hurting your eye. |