Double lenses with Anti-Fog coating are polycarbonate, shatterproof and rated UV400 to block out the harmful ultraviolet light. These have the Birdz "DVS" system or dual venting system; Upper and lower venting system to maximize air circulation inside the goggles which helps prevent sweat condensation and fogging. Comfortable soft foam padding on the inside of the frames. Comes with a micro-fiber storage bag and is packaged in a clear PVC box for stacking/storage purposes. Revo Mirrored Lenses. Revo Mirrored lenses are a multi-layered titanium which provides a brilliant rainbow color. These are also scratch resistant. Comfortable adjustable elastic headstrap. Helmet compatible (most helmets).
