1980 Rose Bowl pin with ribbon.

This is a pin from the 1980 Rose Bowl game between USC and Ohio State.   It also has attached to it a ribbon.   The pin shows Tommy Trojan and says "USC Rose Bowl, Pasadena Calif."    The ribbon says "USC Rose Bowl, Pasadena Calif.  I was there, 1980"   The pin measures 4 inches across.   It is in EX condition.