The Flak 2.0 XL sunglasses from Oakley are ready for whatever may come their way. With High Definition Optics built into the hardy O Matter frame, this pair enhances colour and clarity while you pass the world by. O Matter frame - lightweight with metal accents Semi-rimless Polarized Prizm lenses - enhance colour, contrast and detail High Definition Optics Unobtainium nosepad and earsocks - increase traction for a better, comfortable fit Frame colour: black