Ergodyne - EGO50180 Skullerz Odin Safety Glasses feature a tough, scratch-resistant lens that filters 99.9 percent of harmful UVA, UVB and UVC rays to keep your eyes safe in the sun. They are military tested and ANSI Compliant. Indoor/Outdoor Lens is ideal for indoors, outdoors, nighttime and hazy/cloudy conditions. Durable, nylon frames bend and flex without breaking. Nonslip, rubber nose piece and rubber temples keep the full-frame glasses secure and resist sweat. Integrated accessory receptors at each temple also improve airflow when not in use. Frame width is 142mm.