Customize the look of your Frogskins Lite eyewear and get the best optical performance for where you use it most. Prizm replacement lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility with the impact resistance and 100% UV filtering of Oakley’s HIGH DEFINITION OPTICS (HDO).Specifications: - Light Transmission: 11%- Light Conditions: Bright Light- Contrast: IncreasedTechnology: PRIZM™ LENSES:- Prizm™ is a revolution in lens optics built on decades of color science research. Prizm™ lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility.