SAFETY MATERIAL - The toy is made of high quality ABS material. Durable anti-aging tear resistance, non-slip, safe, non-toxic and durable, easy to wash. Enjoy a happy time with a puppy. INCREASE AND IMPROVE IQ - This puzzle feeding toy for dogs is a lot of fun. The puppy not only needs to smell the food, but also moves the puzzle to get the food. Train the dog’s intelligence and strength, not lazy. INTELLIGENT DESIGN - The toy has 22 treat compartments and 9 moving parts will keep your dog busy while teaching them problem solving skills. prevent overeating and aid digestion, thus training your dog with order and posture.