Oakley® taps into its surfing heritage with Hydra, a Razor Blades-inspired, semi-rimless sunglass with a shield lens. Featuring the Oakley B1B logo on the temples, Hydra is accentuated by a modern trigger stem design, reminiscent of Razor Blades' origins in surf culture. A plant-based BiO-Matter®* frame and three-point fit helps provide balanced fit and comfort while Prizm™ Lens Technology enhances color and contrast.*BiO-Matter is made from bio-materials having at least 56% bio-based carbon content (representing ratio of castor oil to fossil sources)