The Oakley Flak 2.0 XL sunglasses are an extra large and durable pair of performance eyewear for all sportsmen and outdoor enthusiasts. Fitted with an aerodynamic shape and Prizm ruby lenses, the Oakley Flak 2.0 XL sunglasses are the ultimate sports style. As the undisputed leader in performance eyewear, Oakley continues to advance sport technology and redefine the lifestyle market with patented optical innovations.