Just for cats. Rolls erratically to entice chase. Every toy fills a need. Swat. Through play, cats exercise their natural instincts to explore and thrive in the world around them. Filling your cat's environment with toys that stimulate all of their natural play needs will help keep them healthy, active and engaged. Swat with Bizzy Balls. Cats are naturally driven to manipulate objects in their environment with their paws. Swat toys help build and maintain coordination, as well as facilitate exercise. A true swat and chase classic that your cat will never grow tired of, Hartz Bizzy Balls will surely keep your active and engaged. Interact. Hunt. Visit our website. www.hartz.com. Made in China.