A sharper view and better protection await with shatterproof and scratch-resistant polycarbonate lenses with special Optimized Magnification Zone to reduce distortion and fatigue. Get a clear view of your speedo and gauges with available +1.5, +2.0, or +2.5 spot diopters. Comfortable non-slip rubber nose piece and multi-position adjustable temples combine with 8-base lens curvature for optimum wrap-around fit and better wind protection. Lenses offer 100% UVA, UVB and UVC protection and the rugged Grilamid TR-90 frames are resistant to impact, chemical and UV damage. Smoke or Brown lenses. Specify +1.5, +2.0 or +2.5 spot diopters. 1 oz.