The Oakley Flak 2.0 XL sunglasses in matte black are a durable pair of performance eyewear for all outdoor enthusiasts. The aerodynamic shape and Prizm lens technology make the Oakley Flak 2.0 XL sunglasses the ultimate sports style. The Prizm lenses provide exceptional contrast and clarity of your natural surroundings, offering a soothing and protective viewing experience for the wearer.