Imported Al-Mg alloy+Carbon Fiber frame Tri Acetate Cellulose lens UV Protection Coating coating Lens width: 56mm=2.2 inches Lens height: 44mm=1.73 inches Bridge: 15mm=0.59 inches Arm: 139mm=5.47 inches PATENT MODERN LUXURY CARBON FIBER SUNGLASSES With its sleek black appearance, very strong, modern & high-tech look it deserves to be called the new black. Used in really cool applications like luxury cars ,high-end sporting equipment and more. THE REASON YOU CHOOSE CARBON FIBER Carbon fiber temples are ultra-light, ultra-hard, flexible, corrosion-resistant, non-allergenic, non-irritating, totally skin-friendly. 29% lighter than titanium frame, stronger than steel; All these features make these sunglasses wear relaxing at the Beach ,on a ride and so on. POLARIZED LENS Polarized sunglasses reduce glare reflected off of roads, bodies of water, snow, and other horizontal surfaces; restore true color, eliminate reflected light and scattered light and protect eyes perfectly; polarized sunglasses cut glare and haze, so your eyes are more comfortable and you can see better. PATENT REGISTERED FASHION DESIGN Classic polarized lens sunglasses, suitable for both male and female, ideal for any climate and weather conditions, perfectly choices for outdoor activities such as walking, driving, shopping, traveling, fishing, taking photos, also suitable as high fashion accessory and daily wear all year round. COMFORTABLE DESIGN Aluminum magnesium frame ensure the lightness for wearing. Nose pad is adjustable for better comfort. The spring arms are available to stretch out to fit different faces. The tightness is tested to best strength to ensure the comfort of wearing and withstand fallen off.