This innovative Purrfect Feline pet product keeps your cat entertained while giving them the physical and mental work out they require. The three stages include ball that zoom around the multi-level tracks, mimicking natural prey and stimulating healthy activity. This product is a major improvement over other similar products on the market. New design includes a bar across top of toy to prevent cats from sticking their head in and getting stuck. Design also includes anti-slip grips to prevent the toy from sliding around while being played with. This toy is sure to make your cat happy and healthy!