X2 Xcess Amber Tinted Safety Eyewear – a dynamic, sports style spectacle with a premium frame for ultimate fit and comfort Optical Class 1, highest quality clear vision polycarbonate lens Frame Mechanical Strength FT – withstands low energy impact from high speed particles at extreme temperatures Soft nose pads and dual technology arms provide ultimate comfort and non-slip fit Amber tinted Anti-Scratch and Anti-Mist, close fitting PC lens, with temple wrap for maximum protection Visible Light Transmission VLT=83% ideal for night workers or night-time driving