FRAME FEATURES: OX8153 Metalink eyeglass frames feature a NonO-Matter rectangular, satin black frame with Unobtainium earsocks and thin aluminum temples for increased comfort. INTROSPECT COLLECTION: We look inside to identify our vulnerabilities; what they are, what they mean and how to process them. Before you can move forward, you need to recognize the battle raging within. 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. O MATTER STRESS-RESISTANT FRAME: The durable frame offers all-day comfort and protection. The injection-molded thermoplastic resists deforming. UNOBTANIUM EARSOCKS & NOSE PADS: Pads increase grip with perspiration, ensuring a secure and custom fit.