Do Wool Dryer Balls Work amp; How To Use Them
#0183;#32;How long do wool dryer balls last? Wool dryer balls will typically last for more than 1,000 loads or somewhere between 25 years of use. However, you will also know it is time to replace wool dryer balls once they begin to look scraggly. You dont want chunks of wool fiber to rip off in the the dryer.