The picture shows a close view of all (6) Scarce 1950's Advertising Cereal Box Gum Ball Machine Charms in this lot. These have a plastic base with applied paper labels. Included in the lot are the following:
CREAM OF WHEAT POST'S SUGAR COATED RICE KRINKLES WHEATENA GENERAL MILLS CHEERIOS POST TOASTIES CORN FLAKES QUAKER OATS
Please see scan for the varied conditions. Only two have complete loops and the Wheatena box has a little extra paper on the back from being on a display header card. With a loop they measure 1/2" x 3/4".