Oakley Flak 2.0 Matte Black/Prizm Deep Water Polarized Lenses:Prizm Deep Water Polarized Flex windows mean less material

Flex windows mean less material where your foot needs to move the most so nothing interferes with your stride

Anti-fog coated polycarbonate lens for clear vision

A simple upgrade that makes a big difference

The strap has 3' 4" of webbing on the buckle side and 14' of webbing on the tail section

Rear Hub: Coaster brake

Oakley Flak 2.0 Matte Black/Prizm Deep Water Polarized Lenses:Prizm Deep Water Polarized Flex windows mean less materialCODE: OO9188 58 Size: S (126mm) The XL edition 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. Lightweight O Matter frame material with ellipse metal icon accents Unobtainium earsocks and nosepads for increased comfort and performance 8. 75 base