We pride ourselves with the toughest and best quality on the market. We've rigorously tested these glasses for impact. We've shot it with frozen paint balls, a BB gun and nothing phased these glasses! They have a comfortable molded form liner, UV400, Interchangeable temple from strap to hard stem, high gloss black, with blue tint lenses. Polycarbonate Shatter Resistant Lenses and an amazing peripheral vision. Includes a zippered carrying case with belt clip.