Ergodyne - EGO50550 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. Ideal for indoors, outdoors, low light and hazy/cloudy conditions, the yellow lens increases brightness in dull 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.