This vintage Duncan Yo-Yo Winner National Championship Jacket Patch from 1950 is a must-have for any toy memorabilia collector or enthusiast. 

The patch is in excellent condition and has been well-preserved over the years. It would make a great addition to any collection or a unique gift for a yo-yo lover. 

The patch commemorates the winner of the national yo-yo championship. It is a rare find and a true piece of toy history. Don't miss your chance to own this piece of American nostalgia.