The FAT CAT® Crazy Circle® will keep a kitty entertained with 360 degrees of fun solo playtime for a cat. A great exercise toy and boredom buster. A tubular plastic track holds a removable; reloadable catnip ball. A cat will poke at and chase through paw-sized openings that are perfect for swatting. This fun cat toy will drive cats crazy as they bat the ball around the circle trying to get it out. A durable design that is made from lightweight and durable plastic material means this toy will stand the test of time. The included reloadable Catnip Ball keeps a cat curious and attracted to the toy. Cat-powered with no batteries required.