The Coyote Eyewear Cancun Polarized Street and Sport Sunglasses are meant for tracks, streets, and beaches. The lightweight, flexible, durable, and strong TR-90 frames adapt to an active lifestyle. Plus, the ANSI rated polarized lenses cut harmful glare and resist impact. These sunglasses cool direct sun and improve contrast in a wide range of lighting conditions. Nylon, polycarbonate material 100% UVA, B, and C protection ANSI rated TR-90 grilamid nylon frames.