We extended the field of view in the upper peripheral region to optimize it for cycling, and once we added SwitchlockTechnology for easy lens changing plus temples that adjust to three different lengths for helmet compatibility, Jawbreakerbecame the ultimate sport design.Fast, secure lens replacement with Switchlockinterchangeable lens technologyLightweight O Matterframe material with ellipse metal icon accentsUnobtainium® earsocks and nosepads for increased comfort and performanceOakley performance shield lens technology with HDO®Available with Prizmlenses to enhance color, contrast and detail for an optimized experiencePolarized and Iridium® lens options availableAvailable with Oakley Authentic Prescription LensesProtective soft vault included