FRAME FEATURES: OX8139A Heston RX Low Bridge Fit have a modernized trigger stem influenced by Oakley’s Razor Blades. They feature a round, matte black frame. Lenses are cut higher and wider to accommodate more face shapes. DUALITY COLLECTION: Address the duality within to find balance, with high contrast focus on black and white and "Duality swirl" paint treatments. PRESCRIPTION READY EYEGLASS FRAMES: Oakley eyeglass frames feature lenses that need to be replaced with prescription lenses so you can enjoy clear vision. MICROBAG AND STORAGE CASE INCLUDED: Packaged in Microbag and 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.