PRESCRIPTION READY EYEGLASS FRAMES: The Oakley eyeglass frames feature Demo lenses that need to be replaced with prescription lenses so you can enjoy clear vision. CASE & CLEANING CLOTH INCLUDED: Each pair of Oakley eyeglass frames come with a cleaning cloth and case to clean and protect your sunglasses from scratches and damage. LIMITED WARRANTY INCLUDED: Oakley eyeglass frames sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. VISIT THE OAKLEY BRAND SHOP: Click on the Oakley link above the product title to shop the entire Oakley sunglass and eyeglass assortment.