Skoll Anti-Fog Smoke Lens Safety Glasses feature tough, scratch-resistant lenses that filter 99.9 percent of harmful UVA, UVB and UVC rays to keep your eyes protected from the sun. Sleek, blade-style design provides a sporty look. Durable frames bend and flex without breaking. Flexible, rubber temples and nonslip nose offer a comfortable fit for all-day wear. Anti-fog glasses with Fog-Off treatment won't wash 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 use in bright light. Impact-resistant glasses are tested and approved by ANSI Z87.1 plus for High Velocity Impact Protection and meet CSA Z94.3 requirements. Glasses are also MIL-PRF 32432 approved for ballistic impact by withstanding a steel projectile shot from 660' away at 201m per second. They're great for outdoor work like construction, carpentry/woodworking or landscaping.