Smith Empire Slider Multi-Lens Eyewear

"Sculpted wrap frame style, with Smith's patented Slider lens change system. Light, durable Grilamid frame, hydrophilic Megol nosepads and temple ends keep the glasses in place through serious sweat, Carbonic lenses engineered with Taper Lens Technology. All lenses provide 100% UV protection. All Sliders? include three sets of interchangeable polycarbonate lenses for 100% UVA/UVB radiation protection in all light conditions. Included lenses: Sienna Brown (18% light transmission), Rose Copper (36% LT), and Yellow (68% LT). Includes case for the glasses and extra lenses, non-slip nose pad and secure, comfortable rubber temple tips.Frame colors: Graphite Green (GRY), Black (BLK), Crystal Blue (BLU), Crystal Green (GRN)."