Babies and kids find the touch and feel of felt absolutely irresistible and these happy felted wool balls have been the big seller kids product for us over the years. Seuss-ian swirls, polka dots or happy, happy flowers. Azo-free dyes make these wool balls a more safe toy for kids and pets, and their hand wash-ability makes them easy to care for. Also very popular for other pet toys or home decoration. These balls are made of 100% high density felted sheep wool.