This unpredictable rolling and tipping kong gyro is bound to fascinate your dog for hours on end the stable red ring stays firmly in place fastened to a dynamic rolling blue ball that can be filled with treats or dry kibble your pet will quickly learn that it needs to bump and roll the kong gyro around in order to earn itself something tasty to chew every now and then treats will fall from the ball rewarding your dog for its efforts and encouraging it to keep playing the cleverly designed