Titus G17 Ratcheting Arm Glasses - Sports Riders Safety Glasses (Standard, Standard) Titus G Ratcheting Arm Bikers Goggles - Perfect For Riding, Shooting, and General Safety Ratcheting 6 Position Adjustable Stems, Allow Glasses To Be Tilted Up Out Of The Way, While Still Being Worn. Smoke Mirror Coated Anti-Fog Impact/Scratch Resistant, UV400 Shatterproof Polycarbonate Lenses DOT Approved for motorcycling, ANSI & CE Approved as protective safety Glasses. Exceeds ANSI Z87.1, Z80.3, AND Europian EN166 Standards