Bobster Eyewear's ANSI Z.87 interchangeable, safety-shooting glasses are designed for law-enforcement, military, construction, laboratory or industrial usage. Extendable polycarbonate temples adjust to any size of face and are strong and thin for use under a helmet. Three shatter-resistant polycarbonate lenses are included and a comfortable clear rubber nose piece is also included along with carrying case for transport. Features of these glasses include 138 mm long and 56 mm long matte black frames and three lens colors: Smoked, Amber and Clear with 100 percent UVA and UVB protection. Special features include adjustable temples, comfortable rubber nosepiece and meeting the ANSI Z87+, CE EN-1836:2005, EN 166 high speed impact at 45m/s in extreme temperatures standards.