Customize the look of your Holbrook eyewear and get the best optical performance for where you use it most. All replacement lenses feature the unbeatable clarity, impact resistance and 100% UV filtering of Oakley's High Definition Optics (HDO ). Technologies High Definition Optics Oakley’s patented High Definition Optics eliminate distortion to give you clearer, sharper, and more accurate vision. Oakley HD Polarized An Oakley technology designed to filter out 99% of reflected glare minus the haze and distortion that typically comes with conventionally manufactured polarized lenses. Prizm Polarized Reduces glare and reveals details. Oakley’s exclusive Prizm Lens Technology with the glare-free filtering benefits of Oakley HDPolarized.