Each is a 1.25" button c.1950. Most include the words "Hoppy's Favorite." Products named are: Producers Milk, Roberts Milk (this one has 1" cello split on reverse that makes a slight bump on upper front edge), Jaeger's Butter-Nut Bread, Mary Jane Bread, Pan-O-Gold Bread (slightest darkening of red on bottom edge but this is among the rarest in the group), Stroehmann's Sunbeam Bread, Sunbeam Bread (tiniest trace of age on left edge). Many of these are rarely seen imprints.