Lifeunion Dog Hyperactivity Leakage Food IQ Toy Liven Discipline Puzzle Toy Cats and Dogs, Pet Educational Toys Two-piece design works with a variety of treat options.Fill the TOY with your dog's favorite treats or food. Adjust the rate of treat dispersal to suit your pet.Rolls on the floor and treats spill out. Twist wide apart for quick treat dispensing, twist close together for more of a challenge. Not recommended for strong chewers, gentle on puppy teeth.A fun toy to keep your dog mentally and physically stimulated! Pet toys to play smarter! Multi-function allows pets to become more robust, lively and intelligent.