Duco Unisex Sunglasses Common Size 50mm Polarized 2140 Tortoise Imported Classic style metal hinge classic style sunglasses Handmade acetate frame, you can bend frame or arms to 90 degrees All of our lenses block 100% of UVA, UVB and UVC rays, and harmful blue light to 400nm. These harmful rays are a leading cause of cataracts, skin cancer and wrinkles around the eyes-all great reasons to block them out. Polarized lenses are great for use on water, driving, or in any high glare situation 30 Day Money Back Guarantee.Lifetime Breakage Warranty on Frame & Lens