Lens Material: B2 Glass UV Protection: 400% Frame Material: Acetate/Metal Design: Rect./SQ./OvalWayfarer Gender: Unisex Size:Standard (which almost fits all the faces) Technology Used: Non Polarized i.e B2 Glass Provide The Best Quality Sunglasses and Service. Classic Aviator Sunglasses Military Style design. Lenses are 400 UV Rated, Meaning It Can Block 100% of Both UVA and UVB Radiation. It allows maximum comfort as it is 400 UV Rated. Design Is Ideal for Usage of both formal & non formal occassions like Motorcycle And Cycling Bicycle, Driving, Running, Fishing,Racing, Skiing and Climbing, Trekking Or Other Outdoor Activities. Brand GREY JACK SKU 100670361_NP-1021086480 Frame type Full rim Shape Rectangle Eyewear size One size Metal None,Tin Alloy