Ergodyne Skullerz Thor Safety Glasses - Matte Gray Frame, Yellow Lens Matte gray frame with yellow safety lens for indoor use, nighttime wear and other low-light conditions Meets ANSI Z87.1+ safety, CSA Z94.3 safety & MIL-PRF 32432 Military Ballistic Impact protection requirements Scratch-resistant lens block 99.9% of harmful UV Rugged full frame design Rubber temples and molded nose piece