Lightweight and durable protective eyewear. Built-in brow guard shields against overhead particles. Special dielectric hinge design contains no metal parts. Curved, co-material temples allow for comfortable all day wear. Scratch resistant H2X anti-fog, polycarbonate lens provides 99% UVA/B/C protection. 9.5 base one-piece wraparound lens provides excellent side protection. Soft and adjustable nose piece provides a customized fit to prevent slipping.