The ultimate sport performance product, this revolutionary eyewear lets athletes take full advantage of Oakley's wide array of performance lenses, thanks to ingenious Switchlock™ Technology, making lens changing fast and hassle-free. The path lenses enhance performance if traditional lenses touch your cheeks and help extend the upper field of view. The innovative model comes with: Plutonite® Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm Switchlock™ interchangeable lens technology makes lens changing lenses fast and secure O-Matter™ stress-resistant frame material is both lightweight and durable for all-day comfort and protection SWITCHLOCK™ To make the process of lens changing fast, easy and hassle-free, this technology uses a simple switch mechanism to release the mounted lens so a new one can be locked in instantly. It lets athletes adapt their vision and keep up with changing light.