Persol Men's Pilot Sunglasses Composite Imported composite frame composite lens non-polarized Lens width: 56 millimeters Bridge: 18 millimeters Arm: 145 millimeters 100% UV protection Non-polarized Brown tempered lens Handcrafted in Italy Metal frame & acetate armsRx-able Adjustable nose pads Eye: 56mm Bridge: 18mm Temple: 145mm