flip up sunglasses closure Metal frame Polycarbonate lens Polarized UV Protection Coating coating Bridge: 0.74 inches Arm: 143 millimeters DOUBLE LENSES FLIP-UP SUNGLASSES:This pair of retro polarized flip sunglasses included 2 parts: the lenses and the frame.Dollger Double-layer lens steampunk flip-up sunglasses can be used as a pair of sunglasses and a pair of flat glasses. these are more than perfect for trendy and fashionable men and women who are looking for budget-friendly designer-inspired sunglasses. UV400 PROTECTION & HD POLARIZED LENS:UV400 rated vintage flip up mens sunglasses are essential to protecting your eyes against long-term UV damage and keeping your eyes healthy when you go out.Dollger Vision lenses provide 100% Protection Against Harmful UVA/UVB Ray. HD polarized lens can filter out sunlight glare and reduce eye fatigue. Quality Frame with UV400 high vision lens:The Steampunk-Style designer sunglasses with polarized lenses is a great item for a steampunk outfit, cosplay, costume, steampunk-themed wedding, ready for getting a compliment from others with the amazing steampunk sunglasses. Best GIFT:These cool sunglasses are the perfect choice for different activities such as walking, driving, shopping, traveling, taking photos, and are suitable as a high fashion accessory and daily wear all year round. It is also a gift packaged ready, making it a wonderful yet practical gift idea for friends and family These double sunglasses are suitable for those trendy and fashional men and women who love this style and want to show their personality. WARRANTY: In case any broken problem happens, contact the seller of Dollger without hesitation to solve the problem until satisfaction. Every model in Dollger sunglasses that flip up is the product of meticulous, we promise to let our customers get the highest quality products with the best reasonable price.