Original Item: Only One Available. Cotton construction World War Two Era American Flag by Dettra Flags. General rule of thumb is that cotton flags were issued during WWII and nylon flags were issued during the Korean War. Earlier flags then WWII were made of a wool blend. Condition is excellent, like new. Nicely marked Dettras Flag Products and Everwear Bunting, Dyed with our everlasting colors. Measures 3' x 5'. A mint example of a WW2 flag.