DUCO HD Anti Glare Night-vision Headlight Polarized Al-Mg Metal Frame Glasses for Driving The lens is UV protection and polarized, the yellow lens can reduce glare, add contrast to your view Lens: TAC polarized lens, UV400 protection It is impact resistance and scratch resistance Lens width: 75mm-lens height:41mm-bridge width:18mm-arm length:145mm Frame material: AL-MG alloy metal, flexible arms to fit different face