【NATURAL RUBBER】 - The treat ball toy is made of soft rubber which is gentle on your dog’s gums, it is bite resistant and durable. Train your dog’s brain: solving puzzles will develop your dog’s intellectual abilities. Use the Dog Treat Toy to train your puppy to learn to be impatient by combining treats with play time. Instead of boring rubber toys and dog chew sticks. Interactive Fun and Nutrition: Fill with your dog’s favorite treats, encourage active and healthy eating, while your dog is playing and the ball is rolling, treats will fall to reward him for being active. 【Grab Dog’s Attention Easily】 Help your dog stay busy and mentally stimulated for long periods of time, reduce destructive behavior and grow to the perfect size - ideal for medium and large sized dogs. 【After-sales service】 - If you have any questions or dissatisfaction, please contact us.