The SPORN Halfball Kitty is the PURRfect toy to keep your feline entertained! It rolls, slides, jingles, bounces like crazy, and the strong catnip infused scent will keep your kitty comping back for more. Remove the twist-off top to stuff it with food or treats. Removable jingle bell. Catnip infused base. Made of non-toxic plastic and rubber.