GAMT Sports Windproof Sunglasses TAC Lens Cycling Glasses plastic frame Composite lens polarized Lens width: 65 millimeters Lens height: 40 millimeters Bridge: 18 millimeters Arm: 126 millimeters TAC lens eliminate glare and reduce eye fatigue Lens Width80mm;Lens height:47mm; Bridge width: 20mm Lens Metarials:TAC,Frame Material:Plastic