Oakley Flak 2.0 XL Sunglasses (Matte Black with Prizm Black Lens) The XL edition offers a standard size frame with enhanced lens coverage, and every millimetre 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. Oakley’s exclusive Prizm lens technology has been designed to enhance colour and contrast, so you can see more detail. Oakley lenses have also been designed and tested under extreme high mass and high velocity circumstances to ensure uncompromising protection across a wide range of demanding conditions FEATURES AT A GLANCE Lightweight O Matter™ frame material with ellipse metal icon accents...