The KONG Jumbler Dog toy is a two-in-one ball toy for twice the interactive fun. The interior tumbling tennis ball and loud squeak entice play, while the handles make it easy for your dog to pick it up and shake it. The Jumbler is made of material that stands up to tough play, making it ideal for games of fetch. Your dog will love the rolling, tumbling, shaking fun for indoor play, or games of fetch and chase in the backyard or dog park. The KONG Jumbler will ensure an exciting, active play session for you and your medium/large dog. Gender: unisex.