Aviators KBCO. "The Polarized Lens" glasses, frame and case are in excellent condition. There is a small wear mark inside lower left lens from ear frame, it is very unnoticeable, in looks or use. The 1963 "Path of Flight" AC 00-5" FDA pamphlet is extra for great reading. See photos and feel free to ask any questions if needed  .No refunds or returns unless I've made a gross mistake in describing the item.