Gateway Safety Conqueror MAG bifocal protective eyewear helps to maximize small details while vanquishing impact hazards with the same commanding presence as the original. A soft, rubber nosepiece and ergonomic, contoured temple tips for all-day wear ability. Adjustable length eyewear retainer with each pair. Meets ANSI Z87. 1+ and CSA Z94. 3 standards. Gateway Safety lenses feature an anti-scratch coating for extra durability and block 99. 9 percent of UV-A, UV-B and UV-C light, up to 380 nm. Gray tinted lenses significantly reduce bright light to minimize eye strain and fatigue.