Does not appear to have been sewn, but does have some mothing as shown in pictures. Measures 4 1/2 in diameter. The item “Early USAF 40th Squadron Patch” is in sale since Thursday, February 02, 2017. This item is in the category “Collectibles\Militaria\Militaria (Date Unknown)\Air Force”. The seller is “htcoolstuff” and is located in Grain Valley, Missouri. This item can be shipped worldwide.