FRAME FEATURES: OX3006 Moonglow eyeglass frames feature a lightweight C-5, semi-rimless rectangular frame in satin chrome, with Unobtainium nosepads and earsocks for no-slip grip. PRESCRIPTION READY EYEGLASS FRAMES: Oakley eyeglass frames feature lenses that need to be replaced with prescription lenses so you can enjoy clear vision. CASE AND CLEANING CLOTH INCLUDED: Packaged in a hard 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. C-5 ALLOY FRAME: Ultra-lightweight C-5 alloy frame material with acetate stem, which is created by fusing together five metallic compounds, to create an ultra-strong chassis. 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.