TruGuard, Clear, Adjustable Safety Glasses, Gray Lenses With Premium Anti-Fog & Scratch Resistant Protection, Built In Rubber Nosepiece, Ratcheting Temples Allow You To Adjust The Frame To Fit A Variety Of Facial Sizes, Temples Adjust To Three Different Lengths, 99% Protection From Harmful UV Rays, Meets ANSI Z87 Plus & CSA Z94.3 Standards.