Customize the look of your Oakley eyewear and get the best optical performance for where you use it most. All Oakley Flak 2.0 XL replacement lenses feature the unbeatable clarity, impact resistance and 100% UV filtering of Oakley's HIGH DEFINITION OPTICS (HDO).
PRIZM : 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.
POLARIZED : Improving safety, comfort and performance, Oakley HDPolarized lenses filter out 99% of reflected glare without the haze and optical distortion that can come with polarized lenses made with conventional manufacturing techniques.
Important Note: Replacement lenses may not be returned if they have been mounted or scratched. Asian Fit lenses cannot be installed in standard-size eyewear frames.