3M Comfortable, lightweight frame features the Cord Control System (CCS) with an optional foam gasket attachment. CCS is designed to keep a corded earplug attached, untangled, and ready for use. Foam gasket helps limit eye exposure to nuisance dust while providing additional cushioning. Anti-Fog polycarbonate lens absorb 99.9 percent UV. Meets the requirements of CSA Z94.3-07 and is Impact Rated to ANSI Z87.1-2010. Clear anti fog lens..