New stylish Glossy White and Black frames, and "Crystal" frames in pink, and clear. 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. Available in Crystal Clear, Crystal Pink, or Glossy White and Black frames with Amber Lenses. Amber lenses enhance contrast, enabling you to make out shapes, objects, and bumps in the snow more clearly because it blocks out the blue, or hazy, end of the color spectrum. These are also scratch resistant. Comfortable adjustable elastic headstrap with quick release buckle. Helmet compatible (most helmets). These also will fit over most prescription eyeglasses!