Randolph Aviator Sunglasses, 52 mm Made in the USA and Imported Metal frame Glass lens Non-Polarized 98-100% UV protection coating Lens width: 52 millimeters Lens height: 42 millimeters Bridge: 20 millimeters Arm: 140 millimeters Lifetime warranty on all solder joints Made in the United States of America since 1972 Case Included Highly scratch-resistant mineral crown glass lenses Adjustable cushioned silicone nose pads. 100 percent UVA/UVB Protection