Sleek design which allows for a perfect fit for both men and women, ensuring worker acceptance. Optically correct and distortion free lenses. Economical dual wraparound 9.75 base lens provides near perfect orbital seal. Protective polycarbonate lens provides impact resistance. Weighs less than 1 ounce. Hard coat protection. Meets ANSI Z87.1+ standards. 99.9% UVA, UVB protection.