The picture shows a view of all (4) Advertising Laundry Soap Box Charms & Miniature in this lot. The one on the far right (larger Duz box) is the one that's not a charm. The charms were used as gum ball machine prizes in the 1950's. Included are the following:
BON AMI SUPER SUDS DUZ DUZ
The charms measure 3/4" tall including their loops. They are in near mint to mint condition.