Say hello to The Original 2.0. Everything you loved about The Original and The 2000, now with a premium ScaleX Polycarbonate(TM) lens, improved E-Spot(TM) and Turbo(TM) adjustment points, and new Viper Grip(TM) rubberized touchpoints so you can demand more respect(TM) and authority(TM) than ever before. Lens: HDPV Polycarbonate Look thru color: Brown Light transmission: 15.73%, CAT 3 100% UVA + UVB protection No slip grip rubberized touch points DO: Clean your Pit Viper Lenses with the Limpcloth(TM) (included with every pair of Pit Vipers) and hot mouth breath. DO NOT: Clean your Pit Viper lenses with bleach, dish soap, household chemical cleaning products, salt water, sandpaper, sweat, or other bodily fluids, mysterious or other