Features a high contour single piece lens with 180° distortion free viewing and excellent optical quality. Reduces eye fatigue and eye strain caused by glare and blue light, while preserving color recognition, depth perception and contrast. The contrast lens is an excellent alternative to a standard clear lens. Patented non-pressure co-molded temples and anti-slip silicone nose pads provide excellent fit and comfort. Upper brow guard offers protection from overhead particulate hazards. The high . Complies with ANSI, CSA. 6.5" D x 5.875" W x 2" H