Durable safety glasses featuring anti-fog lenses. Includes a soft nose piece for a snug fit. Semi-frame and slim co-material temple design provides a lightweight feel. Optical class 1 lens design offers the clearest and the most panoramic view without obstruction. 8 base wraparound lens gives full front and side protection. Scratch-resistant， polycarbonate material provides 99.9% of ultra violet protection. H2MAX creates a high performing， superior anti-fog coating that is durable enough to withstand repeated cleaning without losing adhesion. H2MAX ensures maximum clarity in the most extreme temperature and humidity conditions， and it also adds a layer to the lens that is abrasion， chemical， and ultra violet resistant. Online purchases are in packages of 12.