1979 Hanna-Barbera Vintage Lot of 6 Plastic Cups Advertising

This is a lot of 6 vintage plastic cups from 1979 featuring characters from Hanna-Barbera cartoons. The cups were used for advertising Cookie-Crisp cereal and were manufactured in the United States by Comet Products. The cups are multi-colored and have not been modified. They are collectible items and belong to the category of merchandise and memorabilia.
Characters features are Grape Ape, Mumbly, Yogi Bear, Scooby Doo, Dastardly and Snagglepuss. The Cookie Crisp magician is on each one. Scooby has Captain Caveman in the background. A couple of slight yellowing from age and there is some paint loss on Dastardly. Mumbly has a slight bend in the rim. See pics. All in all a very nice vintage set for its age adverting Cookie Crisp cereal and Hanna-Barbera characters from 1979.