FRAME FEATURES: OO9288 Sielo sunglasses feature a Bio-Matter round, polished brown tortoise frame with C-5 temple heads, Unobtainium nosepads, and Prizm bronze polarized lenses. PRIZM Lens Technology designed to enhance color, contrast and detail so athletes can make the most of any activity. PRIZM BRONZE POLARIZED EVERYDAY LENSES are designed to enhance color vividness and increase contrast to make the environment appear warmer and more vibrant with richer detail. HD Polarized lenses that block 99% of reflected glare. Light transmission: 21% 100% UV PROTECTION: Oakley Plutonite Lenses provide 100% UV Protection filtering of all UVA, UVB, UVC and harmful blue light up to 400mm. Oakley’s lightweight Plutonite lens material offers superior comfort, clarity & protection against impact and ultraviolet radiation. CASE AND CLEANING CLOTH INCLUDED: Packaged in case to clean and store your Oakley eyewear. VISIT THE OAKLEY BRAND SHOP: Click on the Oakley link above the product title to shop the entire Oakley sunglass and eyeglass assortment.