These lightweight, stylish, VALI Anti-Fog Smoke Lens Safety Glasses feature tough, scratch-resistant lenses that filter 99.9 percent of harmful UVA, UVB and UVC rays. Soft, rubber temples and overmolded rubber ends enhance grip for a nonslip fit. Contoured nose bridge offers a comfortable fit for all-day wear. Frameless design maximizes your field of vision. Anti-fog glasses with Fog-Off treatment won't wash off or wear off for fog-free viewing no matter what you're doing. Lenses won't fog up while wearing a dust mask. Glasses are perfect for outdoor or bright-light conditions. They're tested and approved by ANSI Z87.1 plus for High Velocity Impact Protection. Glasses meet CSA Z94.3 and EN166 impact-resistant requirements.