The pictureshows a view of the (4) 1960s Monster Character GumBallMachine Prize Toy Rings On Advertising Header Card. This is the card that would be seen in an old gumballmachine to entice children to spend their (or their parents) pocket change. These are Monster head pop on rings. There is a hole in the back of the head and a post on the ring. They are made of plastic. Included are:
(2) Frankenstein (2) Wolfman
The advertising header card rads:
MONSTER FINK RINGS
To judge the sizes the Frankenstein head measure 1'' tall. All of these are in mint condition. They are in different colors as pictured.