Wash your luxury bedding and weighted blankets with these eco-friendly and adorable wool dryer balls. This charming set of 6 large wool dryer balls is made from 100% premium New Zealand wool, with each ball being approximately 71 mm in size, now comes in three adorable styles: Smiling Sheep, Playful Pups, and Marching Penguins. Soft on your clothes, kind to the planet.