FRAME FEATURES: OX8186 Futurity RS feature a square, satin black lightweight O-matter frame with Unobtainium earsocks for a comfortable and secure fit. PRESCRIPTION READY EYEGLASS FRAMES: Oakley eyeglass frames feature lenses that need to be replaced with prescription lenses so you can enjoy clear vision. STORAGE CASE INCLUDED: Packaged in hard case to store and protect 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. UNOBTANIUM EARSOCKS & NOSE PADS: Unobtanium earsocks and nose pads for increased comfort and performance. Pads increase grip with perspiration to help provide a secure and custom fit.