adidas Tourpro L Aviator Sunglasses Imported Plastic frame Plastic lens Non-Polarized 100% UV protection coating Lens width: 71 millimeters Lens height: 48 millimeters Bridge: 19 millimeters Arm: 135 millimeters Quick-change lens system Spx + flex zones Polycarbonate lens, double-snap nose pads, trifit temple Case included Lenses are prescription ready (rx-able) Quick-change lens system Spx + flex zones Polycarbonate lens, double-snap nose pads, tri.fit temple Traction grip with ergonomically shaped temple Quick-release hinge