Oakley's Plutonite Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400mm. | PRIZM Lens Technology designed to enhance color, contrast and detail so athletes can make the most of any activity. Prizm Snow Sapphire lenses are designed to help you see contrast on the mountain in all conditions including in sunny and cloudy conditions. Ideal for skiing or snowboarding. Light transmission: 13% | Patented High Definition Optics (HDO) provides superior optical clarity and razor-sharp vision at every angle. | O Matter stress-resistant frame is lightweight & durable for all-day comfort & protection. Oakley’s injection molded thermoplastic O-Matter frame provides improved strength & flexibility over traditional acetate & is built to withstand shifting or deforming over time. | Interchangeable lens system designed to optimize performance in any environment. (Extra lenses sold separately). | Unobtanium earsocks and nose pads for increased comfort and performance. Pads increase grip with perspiration to help provide a secure and custom fit. | Soft vault sunglass case and Microbag included to clean and store your Oakley sunglasses. | Visit the Oakley brand shop to view the entire Oakley assortment by clicking on the Oakley logo above.