Categories Knitty The Knitty Kitty is the safe way for your cat to play with yarn. Rattles & Rolls -- lightweight ball that moves with ease Safe Play -- yarn securely attached, does not easily unravel Keeps Cats Active -- great for tossing, batting, chasing and pouncing All Lifestages -- ideal for kittens, adults and senior cats 2 Pack -- comes with two Knitty Kitty Yarn Balls