Your energetic chewer is in a class of his own, so give him hours of enriching play and puzzle-solving entertainment with the durable strength of the KONG Classic Dog Toy. Its classic design satisfies a dogs instinct for chewing, fetching, and problem solving. Chasing after its erratic bounce, your dog will enjoy plenty of rewarding play even while youre away, helping to provide relief from boredom and separation anxiety. Plus, stimulate your energetic pals mind with a yummy, puzzle-like challenge by filling it with kibble, peanut butter, or KONG snacks. Stuff and freeze or top with KONG Easy Treat to extend play.