Pet Qwerks Jingle X-Tire Balls Single Rope Dog Toys are a pair of small tires ruggedly molded as a single ball with a hollow center tied with knotted rope and Jingle Bell inside for added fun!. Easy for dogs to retrieve and great for distance throwing and tug. The attached knotted rope is strong and sturdy that stands up to your pup’s very high energetic plays. You will wear your pup in no time. It’s a great dog toy for chase and tug-o-war.