The smoldering look of your casual shades meets the high-tech adaptability of an interchangeable pair to yield the white-hot Oakley Style Switch Sunglasses. Interchangeable no longer means a hardcore-sport look; the Style Switch hits the town, beach, or open road in everyday style. The Switchlock interchangeable system lets you trade out lenses for comfortable, appropriate protection in all conditions, and the Plutonite lenses block out all harmful UV and HEV light and defy impact for durability. Product FeaturesFrame: O Matter (polycarbonate), SwitchlockHinge: Lens: Plutonite (polycarbonate)Polarized: Photochromic: Interchangeable Lens: yes, Switchlock SystemLenses Included: complementaryBase Curve: Nose Pads: yes, UnobtainiumTemple Pads: Frame Measurements: Face Size: mediumCase Included: yesRecommended Use: eye protectionManufacturer Warranty: 1 year