IQ Dog Chew Toy with Treat Dispenser - BigIt is durable, squeaky, teeth cleaning design for all dog breeds. It is plastic and has geometric pattern. Great fun and exercise for your dog; keeps your dog entertained for hours, feeding and playing in an interactive way. It also helps promote a healthy diet and activity. Load crushed dry food or snacks into the treat dispenser toy , demonstrating to pets the action of food falling out of a rolling ball, interest will be generated once pets know