A ball is just a ball, right? Nope, not anymore with Pet Qwerks® Animal Sounds X-Tire Balls. Available in two sizes, X-Tire Balls are made with a pair of small tires ruggedly molded together into a single ball with a hollow center that holds an Animal Sounds Babble Ball that teases and entices your dog with animal sounds as your dog shakes, tosses, rolls, flings, and retrieves the ball. The unique design and shape of this dog toy makes it super easy for your dog to pick up and retrieve and has fun rolling action. Every ball is motion activated and makes over 20 different animal sounds that range from exotic lion roars to frogs to cats meowing. Upgrade your dog's fetch ball today with a Pet Qwerks Animal Sounds X-Tire Ball.