Petroad Puppy Ball on a Rope -Dog Training Exercise and Reward Toy -Dog Chew Toy (2.75") This toy made up of a durable rubber ball and a strong nylon rope will bring hours of fun and exercise to your lovely furry little friend as well as to yourself. The extra hole on the bottom of the toy allows you to engage your dog into playing even more by being able to put treats and snacks in it. Interact more with your dog using the rope attached to the ball by initiating some tug wars or other little games. The rope also makes it easier to throw the ball for your dog. Size: 7cm and 27cm long Can be used to train with your dog, to use as a reward after training or simply to strengthen the bond between you and your pup.