Interactive rubber balls for dogs on a rope with suction cup – a great way to entertain your pet! Simply attach the toy to a suction cup on the floor, window, or any other surface. The ability to insert treats makes this toy not only a fun pastime but also a training tool. Suitable for dogs of all sizes, providing activity and joy during walks. Give your dog the pleasure of independent play and the delight of treats. How to use it? --It sticks to flat surfaces well but not stick well to wood laminate, please clean the spot clean before putting it on the floor. --In order to press the suction cup firmly, please step on the suction cup with your feet instead of pressing it with your hands. --If you want to remove the suction from the floor, please pull the triangular protrusion first.