Oakley sutro s matte prizm road sunglassesa scaled down version of the original sutro sunglasses, the oakley sutro s matte prizm road sunglasses revolutionist traditional sports performance eyewear with an expansive field of vision and a high wrap shield design.the extended lens enhances the peripheral vision and delivers full coverage protection against the elements'. '.strtoupper('m')eanwhile, prizm lens technology is used to enhance colour and contrast to further optimise your vision.the frame is formed from o mattertrade which is both lightweight, flexible and durable'. '.strtoupper('k')eeping the sunglasses stabilised, the unobtainiumreg nosepads enhance grip against sweat and environmental moisture'. '.strtoupper('t')he thin temples design makes it easy to fit the sunglasses with both hats and helmets.lens specificationslight transmission 20%light conditions medium lightcontrast increasedbase lens colour rosefeaturesscaled down version of the original sutro sunglassesprizmtrade lenses are designed to enhance colour and contrast so you can see more detaillarge lens for enhanced peripheral vision and full coverage protectiono mattertrade frame material provides durability and all day comfort to keep up with life on the gounobtainiumreg nosepads provide increased comfort and performance and increase grip with sweatthin temples fit with hats and helmetsbuy oakley sport sunglasses from chain reaction cycles, the world's largest online bike store.