Juli Polarized Sunglasses,Sports Designer Fashion Sunglasses for Men Women Driving Baseball Cycling Fishing Golf Al-Mg Alloy Superlight Unbreakable Frame TAC POLARIZED LENS- TAC Polarized Lenses block 99% or 100% of UVB and UVA rays.UV 400 indicates an eye protection item that has been optimized to prevent eye exposure to both UVA and UVB radiation. One of the biggest differences between UV 400 protected items as compared to other items that protect against the sun's radiation is the fact that UV 400 protected items are capable of blocking light rays as small as 400 nanometers. AL-MG ALLOY FRAME- High quality frame materials provide the ultimate in performance and comfort. AL-MG Alloy frames are impact, scratch resistant, durable and unbreakable. GOOD LOOK,SUPERLIGHT,STYLISH,DURABLE AND CLEAR- Polycarbonate lens and AL-MG Alloy frames are impact,scratch resistant and durable.Rimless jacket frame design enables clear lower vision field.Flattening lines & design features create aesthetically pleasing appearance.Lightweight design is ideal for motorcycle and cycling bicycle,driving,running,fishing,racing,skiing,climbing,trekking or other outdoor activities. Products Dimension-Lens Height:40MM(1.57Inches);Lens Width:64MM(2.52 Inches);Temple Length--135MM(5.31Inches);Nose Bridge:15MM(0.59Inches);Frame Length 144MM(5.67 Inches) 30 DAY MONEY BACK GURANTEE- All JULI customers enjoy 30 Day Money Back Guarantee. Customers can return and get refunded in case the purchasing is not satisfactory for any reason. You have no risk to try.