SAFE MATERIAL: Dog jigsaw puzzle toy is made of high quality PVC material, safe and non-toxic, easy to clean, and can be used by puppies with confidence. DOG PUZZLE TOY BALL: Dog treats are in the puppy's food ball toy must constantly handle and rotate the food ball before the dog food comes out. This increases the fun of the dogs and also trains the puppy's IQ. It is a dog puzzle toy ball for dogs. FUN TRAINING TOY BALL, SLOW DOWN FEED: Dog puzzle feeder ball toy can slow down the feeding speed to prevent the puppies from overeating dogs and help the dog digest, and train your puppy dogs in an orderly posture. It is the best puzzle toy for dog training. INTELLIGENT DESIGN: Dog Puzzle Feeder Ball Toy's snack outlet can be rotated 360 degrees, control how much dog food or dog treats is poured out, making the puppy feel happy , while he is busy.