Uvex Genesis - S3204 Safety Glasses are Made in the USA. High Performance Protection. Black Frame and Ref50 Lens. Wrap-around 9-base uni-lens style for uncompromised peripheral vision and superior coverage. Available with Dura-streme dual coating technology which combines our two best lens coatings — Uvextreme anti-fog on the interior and Ultra-dura anti-scratch on the exterior — for 3x longer lens life. Offers highest available impact protection. ANSI Z87.1-2010 certified and military V0 ballistic impact test (protection against impact energies 7x higher than ANSI requirements). Certified to meet CSA Z94.3 certified. Soft elastomer browguard diffuses and deflects impact while providing comfort at all contact points. Soft flexible fingers on the nose piece adjust and conform to almost any nasal profile to reduce slippage. Adjustable temple length and lens inclination for a customizable fit. Lens Features: Reflect 50 - Provides comfortable transition in and out of direct sunlight; reduces glare; good universal tint; NOT a transitional/photochromic lens. Compliance: ANSI Z87.1-2010, CSA Z94.3 and Military Standard MIL-STD-662 certified.