Duco Night-vision Glasses Anti-glare Driving Glasses Polarized X6 (Silver, Yellow) Imported aluminium frame TAC lens polarized Inventory clearance, at lowest price,until the inventory is out of stock Anti-reflective,can reduce the headlight, increase the brightness,special for night,dusk,raining and cloudy day. Lens:UV400 protection TAC polarized lens, impact resistant,it won't be broken even if you use hammer to hit it. Frame material:Aluminum-magnesium frame construction generates proper strength and optical stability through a hybrid lightweight metal alloy.flexible arms to fit different faces 30 Day Money Back Guarantee.Lifetime Breakage Warranty. It must worth your money,return and refund is applicable for any reason.Just have a try.