100% New Zealand wool. 3 in dia (7.6 cm). Down-to-earth solutions that are up to Earth's standards. Reduces static and drying time. Natural fabric softener. Helps reduce wrinkles. No added dyes or fragrances. We believe a cleaner home begins with - an alternative to dryer sheets and chemical fabric softeners, Everspring 100% New Zealand wool dryer balls lift and separate laundry as it tumbles, reducing dry time, wrinkles and static by allowing hot air to circulate more evenly. This biodegradable product is free of dyes and fragrances and is non-toxic to humans when used as directed. Our products are made with you, your home and family in mind. 100% satisfaction guaranteed. how2recycle.info. We welcome any questions you may have at Target.com/comments or 1-800-910-6874. Origin: China.