DUCO Anti-glare Night-vision Glasses Polarized Driving Glasses Eyewear (8513 Silver) Anti-reflective,can reduce the headlight, increase the brightness,special for night,dusk,raining and cloudy day. Lens:TAC polarized lens, UV400 protection.It is impact resistance and scratch resistance, it will not be broken even if you hit the lens with hammer. Lens width:70mm-lens height:40mm-bridge width:18mm-arm length:135mm. Frame material:AL-MG alloy metal,flexible arms to fit different face Please check description of product to know more about night vision glasses.