Mfg. Part No.: BK112 Brand: MCR Safety BearKat Protective Eyewear, Gray Lens, Duramass Scratch-Resistant. Treated with our exclusive Duramass® scratch-resistant coating. Single wraparound lens design. Flexible temple design. Non-slip rubber head grips. Lens Coating/Shade=Duramass® Scratch-Resistant. Lens Material=Polycarbonate. Lens Tint=Gray. Resistance=99.9% UV. Wt.=0.9 lb. .