SIZING INFORMATION: This frame size is Small with a hinge to hinge measurement of 127 mm. Ideal for narrow to average faces. FRAME FEATURES: OO9284 Frogskins Range feature a round, matte black frame and prizm sapphire lenses Oakley Plutonite lenses provide impact resistance and 100% UV protection (UVA, UVB, UVC, and blue light up to 400nm). PRIZM SAPPHIRE EVERYDAY are for use in medium to bright light, offering a vibrant yet natural environment. Light transmission: 12% MICROBAG AND CLEANING CLOTH INCLUDED: Packaged in Mircobag to clean and store your Oakley eyewear BIO-MATTER FRAME: BiO-Matter frame material is made from bio-materials with at least 56% bio-based carbon content. This percentage indicates how much of the material mixture is obtained from castor oil sources versus petrochemical or fossil sources VISIT THE OAKLEY BRAND SHOP: Click on the Oakley link above the product title to shop the entire Oakley sunglass and eyeglass assortment