The "Crystal Black & Prizm® Violet" colorway of the Oakley Hydra sunglasses feature translucent blue frames paired with a sporty shield-style lens. The brand's Prizm technology delivers enhanced color contrast and detail, while Unobtanium® nose pads and a 3-point fit system offer a comfortable fit. With Oakley's B1B logo along the temples, the sunglasses come complete with a soft carry case and a hard shell case.