Details Oakley Flak 2.0 XL Sunglasses Flak 2.0 XL are durable and lightweight sunglasses, ideal for runners and cyclists who need their shades to work in changing conditions. They feature standard size frames with extra lens coverage, optimising every millimetre of your peripheral view with High Definition Optics™. Lightweight O Matter™ frame material frame material with ellipse metal icon accents Unobtainium™ earsocks and nosepads for increased comfort and performance High Bridge fit is a good choice if the bridge of your nose is above your pupils 8.75 base lens geometry with HDO™ hard coating Smaller lens front for those who prefer to cover a smaller portion of the face Multilayer full mirror polycarbonate lens Category 3 lens suitable for bright light conditions Light transmission: Clear 50% Black Iridium Photochromatic lens: 14% Prizm Road Jade lens (not suitable for driving): 15% Dimensions: Hinge to hinge: 126 mm Temple length: 133 mm Bridge: 12 mm Lens height: 38 mm Lens width: 59 mm Effective diameter: 63 mm Specifications Flak 2.0 XL Sunglasses