The Oakley Flak 2.0 XL Sunglasses take performance to the next level with its improved lens coverage. These Oakley sunglasses are made from a lightweight, O Matter™ frame with Unobtainium® ear socks and nose pads to increase comfort and performance. The lenses feature Oakley’s Prizm™ polarized technology to enhance color, contrast and detail plus HDPolarized technology for glare-free filtering. On top of that, these polarized sunglasses utilize High Definition Optics® to optimize peripheral view.