Tri Acetate Cellulose lensUV Protection Coating coatingLens width: 60 millimetersLens height: 51 millimetersBridge: 14 millimetersArm: 145 millimetersHIGH-DEFINITION UV400 TAC POLARIZED LENSES Standard sunglasses are great for reducing overall brightness, but they dont do much for glares, those annoying, vision-blocking bursts of light.Polarized sunglasses stop glare from reaching your eyesHIGH-QUALITY METAL MATERIALS FRAME These big retro aviator sunglasses are made of stainless steel materials which adds lustrousness in texture,clarity in colors. No chemical smell.You will definitely feel worthwhile after touching and comparing.PERFECT OUTDOORS DECORATION These retro sunglasses are the perfect choice for outdoor activities such as taking selfies,shopping,driving,traveling,cycling,climbing,fishing and are suitable as a high fashion accessory and daily wear all year round.EXCLUSIVE DESIGN-We are dedicated to the development of trendy and unique sunglasses for people who pursue fashion and express their individualities,With retro aviator eye shape,fit for all kinds of faces.The visible metal core inside temples makes the glasses more distinctive.