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 accentsSemi-rimlessPolarized Prizm lenses - enhance colour, contrast and detailHigh Definition OpticsUnobtainium nosepad and earsocks - increase traction for a better, comfortable fitFrame colour: black