Neiko 53844A Amber Lens Safety Work Glasses, Polycarbonate Lens | ANSI Approved,Ridgerock Tools Inc.,53844A" /> Specialized amber tinted lens color prevents eyes from overworking to minimize change of fatigue and headache Lightweight but strong nylon frames is durable for long lasting life span while eliminating unnecessary weight Universal standard fit wrap-around PVC frame offers maximum comfort and adjustable strap fits a wide range of head sizes Polycarbonate lens is impact resistant and ideal for use on jobs sites with construction tools, worksites, laboratories and class High approved eye wear meets ANSI standard Z87.1 is suitable for use as firearms safety glasses at firing ranges