With OX8193 Slender, sleek is the name of the game. Square-shaped to comfortably fit larger head sizes, Slender is a premium lightweight style crafted for all-day wear.​ The thin, mixed material full-rim O Matter frame is light yet durable, and lightweight titanium texturized temples elevate Slender's aesthetic with clean lines and modern detail.​ Adjustable grip-fit clear nosepads and Unobtainium earsocks ensure a snug, solid fit. This pair are available with Oakley Authentic Prescription lenses that come laser etched with the ellipse logo on the left wearing lens for proof of Oakley authenticity and quality. Oakley frames sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. Click on the Oakley link above the product title to shop the entire sunglass and eyeglass assortment.