Smith & Wesson Airweight Safety Glasses (38481), Anti-Fog, Smoke Lens, Aluminum Frame 12 Smith & Wesson Airweight Safety Glasses (safety sunglasses), Aluminum Frame, Smoke Lenses (for bright environments or outdoor use) Meets the ANSI Z87.1+ standards Premium anti-fog coating and ventilation from cushioned brow for worker efficiency and safety Hardcoated lenses for scratch resistance and longevity, passes EN 166 "K" mark test Lenses provide 99.9% UVA/UVB/UVC protection to help prevent eye damage like cataracts, retinal damage, and other conditions that can cause temporary vision loss