This product is a set of 7 vintage key rings from the 1970s, featuring 5 with advertisements from Michigan and 2 with funny sayings. The key rings are made of plastic and include detachable keychain features. They are themed around advertising and showcase various promotional items from the era. Perfect for collectors of unique and nostalgic keychains, these vintage pieces offer a glimpse into the pop culture of the 1970s. please look at the pictures.