The Kong Activity Ball Ribbed Treat-Inserting Chew and Fetch Puppy Rubber Dog Toy is a treat-stuffable puppy ball. It’s made with gentle puppy-specific rubber and has deep treat grooves (Denta-Ridges™) that can be loaded with kibble or spreadable snacks. The ball encourages healthy chewing habits, helps clean emerging teeth, and can keep medium-size puppies occupied with a fun learning challenge. Available in Multiple Sizes