HODGSON Sports Polarized Sunglasses for Men Women, UV400 Protection Unbreakable Sports Glasses for Cycling, Baseball Riding, Driving, Running, Golf and Other Outdoor Activities (Grey/Grey) TAC POLARIZED AND MIRROR COATING LENS: 100% UV400 protection coating, blocks 100% harmful UVA & UVB Rays. Restore true color, eliminate reflected light and scattered lightmake the scenery more clear and soft and protect eyes perfectly. TAC lens includes 7 layers. The 1st layer is polarization layer. The 2nd and 3rd layers are bonding layers to enable durability. The 4th and 5th layers are UV protection layers to absorb UV light. The 6th and 7th layers are shatterproof layers. SUPERLIGHT, STYLISH, DURABLE - Lightweight design is ideal for usage by motorcycle and cycling bicycle, driving, running, fishing, racing, skiing, climbing, trekking or other outdoor activities enthusiasts. Fashion and stylish design, with rich color combinations of frames and lens. Polycarbonate lens and frames are impact, scratch resistant, durable and unbreakable. TR-90 FRAME: is incredibly flexible, durableunbreakableanti-shock and lightweight. Frames made of TR-90 are more vivid and colorful than ordinary plastic frames. Also, TR-90 releases no chemical residues, is environmentally friendly, and meets European requirements for food-grade material. PRODUCTS DIMENSION - Lens height:41 mm (1.61inches); lens width:68mm (2.67 inches); leg length:140mm(5.51 inches); nose bridge(Adjustable):25-30 mm; frame length:152 mm (5.98 inches) 30 DAYS MONEY BACK GUARANTEE: 24-Month Warranty and Friendly Customer Service. Customers can return and get refunded in case the purchasing is not satisfactory for any reason. To take advantage of the 24-month warranty on the frame or lens, you can feel free to contact EWIN Customer Service by detailing your order number and the problem you come across.