Pyramex Intruder Features:* Economical Lightweight Glass Offers Superior Protections* Exceeds The ANSI Z87.1-2010 High Velocity Impact StandardsClear Lens:* General Purposes For Indoor Applications That Require Impact Protection* Offers Protection From Excessive Glare* Provides 99% Protection From Harmful UV-A And UV-B Rays* 100% Polycarbonate Lenses* Scratch-Resistant Lenses