This frame size is X-Large with a hinge to hinge measurement of 140 . Ideal for wide faces. FRAME FEATURES: RX5375 feature a square, black on transparent frame. PRESCRIPTION READY EYEGLASS FRAMES: Ray-Ban eyeglass frames feature lenses that need to be replaced with prescription lenses so you can enjoy clear vision. CASE & CLEANING CLOTH INCLUDED: Each pair of Ray-Ban eyeglass frames come with a cleaning cloth and case to clean and protect your eyewear from scratches and damage. VISIT THE RAY-BAN BRAND SHOP: Click on the Ray-Ban link above the product title to shop the entire Ray-Ban sunglass and eyeglass assortment.