The XL edition of the Oakley Flak 2.0 sunglasses offers a standard size frame with enhanced lens coverage, and every millimeter of the peripheral view is optimized with High Definition Optics in a durable yet lightweight design that takes performance to the next level and brings style along for the ride. The Oakley Flak 2.0 XL Sunglasses have a 8.75 base lens curvature for protection against sun, wind and impact. Oakley created an array of lens/frame combinations so you can choose options includ...