Built to meet the needs of Enduro riders, the Smith Rebound is an MTB-ready pair of shades that isn't afraid to get rowdy. Equipped with ChromaPop lenses, the Rebound delivers elite optics from a frame you don't have to baby. ChromaPop lenses for vivid color enhancement 9 base lens curvature ideal for action sports Auto-lock hinges allow for easy on/off Megol nose pads prevent slippage Equipped With ChromaPop Polarized ChromaPop Polarized lenses are optically tuned to give you visual comfort and impact protection with enhanced glare reduction, while also offering anti-reflective, water- and oil-resistant coatings, and 100% UV protection. Megol Megol material is placed at the nose and or on the temple tips, Megol gently grips your skin to help keep the frame in place. The gripping power increases when introduced to moisture.