SIZING INFORMATION: This frame size is XL with a hinge to hinge measurement of 137 mm. Ideal for wide faces. FRAME FEATURES: OO4075 Square Wire sunglasses for men blend classic wire style with Oakley technology. Ultra-lightweight carbon C-5 alloy rectangular frame with HDO for a secure fit. Grey Polarized lenses cut glare for driving and everyday use. LENS FEATURES: Plutonite lenses offer 100% UV protection (UVA, UVB, UVC, and blue light up to 400nm). GREY POLARIZED LENSES are designed for all bright light conditions. HD Polarized lenses filter out 99% of glare. Light transmission: 16% C-5 ALLOY FRAME: Ultra-lightweight C-5 alloy frame material with acetate stem, which is created by fusing together five metallic compounds, to create an ultra-strong chassis. UNOBTAINIUM EARSOCKS, NOSE PADS & THREE-POINT FIT: Unobtainium earsocks and nose pads increase grip with perspiration to help provide a secure and custom fit. Three-Point Fit holds lenses in precise optical alignment. MICROBAG, CLEANING CLOTH & BRAND SHOP: Your new eyewear comes with a specially-woven electrostatic Microclear bag for cleaning and storage. Click on the Oakley link above the product title to shop the entire Oakley sunglass and eyeglass assortment.