Wool Dryer BallsREDUCE STATIC CLING Toss them into the dryer and your clothing will dry faster, fluffier and softer, with fewer wrinkles and less static cling. SAVE ENERGY COSTS Reduce appliance usage and electricity bills by shortening drying time up to 25 . SPEED UP DRYING TIME As the dryer balls tumble around in the dryer, they lift and separate laundry allowing the hot air to circulate better and dry faster. REUSABLE FABRIC SOFTENER Replace chemically infused dryer sheets and liquid fabric softeners with an eco-friendly and natural alternative that will last more than a thousand dryer loads. SUPERIOR QUALITY WOOL New Zealand premium wool with no synthetic fillers, rolled into tight, extra-large balls and felted for a natural, long lasting product.