Oakley took all your favorite features of the best-selling style Holbrook, and crafted it into a lightweight sheet metal frame with advanced technology, taking this time-honored style one step further. Prizm™ lenses to enhance color, contrast and detail for an optimized experience. HDPolarized lenses minimized glare via technology that produces the best polarized lenses on the planet (optional). UV protection of Plutonite™ lens material that filters out 100% of UVA / UVB / UVC & harmful blue light up to 400 nm. Glare reduction and tuned light transmission of Iridium™ lens coating.