One piece lenses are ANSI Z87.1 High Impact certified Wrap-around lenses improve peripheral vision Anti-fog coating on lenses for better visibility Lenses and frame are vented to improve air flow Interchangeable lenses, retention strap, and temples Flexible rubber temples for superior comfort Quick release buckle on retention strap Broad cushioned nose piece Flame resistant padding In the Box Goggles retention strap Specifications: Construction Plastic Lenses, Polymer Frames, Rubber TemplesLens Color Smoke GreenInterchangeable Lenses YesANSI Z87.1 Certified YesBallistic Rating None California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov