ThinkPet Rubber IQ Treat Ball Interactive Food Dispensing Dog Toy Treat Dispensing Toy - Stimulate dog's interest and appetite,keep your dog mentally and physically stimulated during mealtime IQ Treat Ball - Designed with internal baffles, increase difficulties of treats' falling,enhance dogs' reaction Reduce Destructive Behaviors - Interactive dog toy to burn off dogs' energy,help them to relieve boredom and reduce destructive behavior Durable Ball Toy - Made of natural rubber,durable and elastic Medium Dog Ball - 3 Inches, suitable for medium or small dogs