Low-profile, flexible temples are ideal for use with hearing protection. Contemporary, lightweight and wraparound lens design provides excellent coverage and good field of vision. Blocks 99.9% UV. The lens is constructed of a polycarbonate, gray lens with anti-fog coating. Meets ANSI Z87.1-2010SecureFit 400 protective eyewear with Gray shaded lens. Low profile, flexible temples are ideal for use with hearing protection. Contemporary, lightweight and wraparound lens design provides excellent coverage and good field of vision. Blocks 99.9% UV. The lens is constructed of a polycarbonate, gray shaded lens with anti fog coating. Meets ANSI Z87.1 2010