DUCO New Polarized Sports Sunglasses for Running Cycling Fishing Golf TR90 Unbreakable Frame 6188 (Matte Black Frame Gray Lens) polarized TAC POLARIZED LENS- Real 100% UV400 protection coating, blocks 100% harmful UVA & UVB Rays. It can eliminate reflected light glare and scattered light and protect eyes perfectly. DUCO TAC lens includes 8 layers,1 more layers than normal TAC lens. The 1st and 8th layers are shatterproof layers.The 2nd,3rd and 4th layers are UVA,UVB&UVC absorb layers.The 5th,6th are Polarized layers.The 7th is adhesive layer.The revo color will have one more layer on front lens. LIGHTWEIGHT FRAME-TR90 frame Is Ideal For Usage By Motorcycle And Cycling Bicycle, Driving, Running, Fishing,Racing, Skiing and Climbing, Trekking Or Other Outdoor Activities Enthusiasts,Only Top Brands Will Use TR90 Material. Don't be fooled by other brand saying frame material of Tr603 Tr62 Tr628, they are Plastic frame, which is not TR90. Lens Height:40MM(1.57 Inches)--Lens Width:75MM(2.95 Inches)--Temple Length--135MM(5.31 Inches)--Nose Bridge:24MM(0.94 Inches)--Frame Length 135MM(5.31 Inches) 30 DAY MONEY BACK GUARANTEE- All DUCO clients enjoy 30 Day Money Back Guarantee. You can easy return it and get refunded if you are not satisfied with the purchase for any reason. Don't hesitate to add it to cart.You have no risk to try. LIFETIME BREAKAGE WARRANTY ON FRAME & LENS - In case any broken problem happens, please contact DUCO , DUCO provides lifetime warranty without any additional charge for all DUCO products.We are not only selling quality items but we also take good care of our client's after sale service.