These original full-size WWII bombardier pin back wings are marked sterling. The look of these wings suggest that they were theater made and not by a major US maker. In addition, they are heavy at 22 grams Sterling compared to 12 grams for most wings. There is the sterling mark on the back but no maker mark. They are in excellent condition.Please let me know if you have any questions or concerns. The item "WWII US Army Air Force Sterling Bombardier Wings Pin Back Theater Made Full Size" is in sale since Sunday, August 2, 2020. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Pins". The seller is "burwells" and is located in Port Charlotte, Florida. This item can be shipped to United States.