The ZS K9 Fitness dog toy has a tennis ball with a 31 cm yellow ballistic scoubidou. It is the perfect activity to expend the dog’s energy through the action of pulling. This toy is made from strong rope and TPR construction. It is designed with a soft material for the dog’s teeth and gums. This interactive toy helps maximize fun activities for your pet. Fall for the other models of K9 Fitness Zeus toys available which guarantee great games for the greatest happiness of the dog!