Experience the cutting-edge technology of Oakley Sylas sunglasses, designed for an active lifestyle. The matte black frame features a unique rectangle shape that sets you apart from the crowd. These shades are crafted in durable o matter material and feature prizm polarized lens treatment in prizm black polarized color that offers optimal visual clarity and style. With their polarized lenses, you'll enjoy glare reduction and enhanced contrast so you can see more clearly underwater or out on the water. Available with lens contrast enhancement technology.