Each is 3". First showing banjo-playing bear was issued for "25th National Square Dance Convention." Undated but the event took place in 1976. Second is Donald and his nephews in their car with text reading "Fly Chevy To Disneyland! At A Special Low Price!" Design includes a Chevy logo. Judging from the number codes on the button, this is possibly from 1985. Both are scarce and the first we've offered. Both Exc. and display Mint.