Features and Benefits: High-performance protection, sport-inspired styling; Photochromic lens; Lens darkens within 15 seconds, lightens in 60 seconds; 100% dielectric; ANSI Z87.1-2015 - Meets ANSI Z87.1-2015 Standard; Uvex Hypershock with photochromic lens is a sleek, rugged design that transitions from light to dark within 15 seconds and lens lightening in 60 seconds. Hypershock Photochromic lens is offered with Uvextreme AF coating, is 100% dielectric for environments where accidental exposure to electrical charge is possible. Meets the ANSI Z87.1-2015 standard.