Built for high-performance athletes, the Oakley Flak 2.0 XXL combines aggressive style with functional excellence. Oversized rectangular frames deliver maximum lens coverage for fast-action sports, while lightweight nylon and propionate construction keeps weight minimal. High Definition Optics technology sharpens contrast and clarity, and grey mirror lenses block 100% UVA/UVB rays. Injected temples lock in a secure, comfortable fit. Designed to perform as hard as you do.