Here at Army Surplus World we carry a complete line of U.S. Air Force stickers. The “U.S. Air Force Proudly Served!” sticker measures 3 ”- 6 1/2”. The Command Post is committed to providing products, which promote admiration among members of the armed services and American veterans. This item will make a great gift order the “U.S. Air Force Proudly Served!” sticker from Army Surplus World today.