Oakley Plazma Carbon Photochromic SunglassesInspired by the iconic Racing Jacket sunglasses, the Oakley Plazma Carbon Photochromic Sunglasses help you take your sporting performance to the next level.The glasses have a lightweight dual lens sport frame which has a functional sport design with a three-point architecture which is designed to hold eyewear in precise optical alignment. Optimising your vision in a range of environments, the photochromic lens automatically adapts the light transmission to adapt to different lighting environments.Lens SpecificationsLight Transmission: 23%Light Transmission (Activated): 23%Light Conditions: Changing ConditionsContrast: NeutralBase Lens Colour: ClearFeaturesFunctional sport design with optimised coverage, wider field of view, frame retention and impact protectionStrong yet light O-Matter™ frame provides durability and all-day comfortUnobtainium® earsocks and nosepads help provide sport level retention with a no-slip grip and all-day comfortPhotochromic lens technology automatically adapts the coverage to best suit your current lighting environmentBuy Oakley Sunglasses from Chain Reaction Cycles, the World's Largest Online Bike Store.