GAMT Unisex Fashion Round Aviator Sunglasses for Women Metal Frame PC Lens metal frame Composite lens non-polarized Lens width: 58 millimeters Lens height: 54 millimeters Bridge: 21 millimeters Arm: 137 millimeters Fashion styles. Lens Width58mm;Lens height:54mm; Bridge width: 21mm Lens Metarials:PC,Frame Material:Metal