Geniune Issue Air Force Pilots 57mm Sunglasses AO Metal frame Glass lens non-polarized Lens width: 56 millimeters Lens height: 47 millimeters Bridge: 15 millimeters Arm: 140 millimeters 3" high 3" wide American Optical TRUSTED FOR OVER 50 YEARS- The Original Pilot is American Optical's flagship classic aviator which has been issued to millions of pilots, U.S. soldiers, sailors, Marines, and Airmen since 1958 FRAME / TEMPLE -Thin Steel frame;a navigator style with a wide nose bridge setting the lenses far apart; Bayonet temples curve inward to easily fit underneath helmets headgear or headphones PERFORMANCE LENS-Made from reinforced, scratch-resistant glass, they are polished to high perfection and provide stunning optical clarity and distortion-free views; 98% UVA/100% UVB Protection AMERICAN CLASSIC- Among the millions of military personnel, these traditional Aviator classics have been worn by iconic figures such as John F. Kennedy and Neil Armstrong Issued to millions of U.S. soldiers, sailors, marines and airmen since 1969 Distortion free, toughened and polished, True Color Grey glass lens Engineered to rigid military specifications The 57-mm frame with bayonet temples is perfect for smaller faces Worn by Commander Neil Armstrong and the crew of Apollo 11 in 1980