True Earth: Reusable Wool Dryer Balls

True Earth: Reusable Wool Dryer Balls. Set of 4 Original Tru Earth 100% Premium New Zealand Wool Dryer Balls (no fillers) Softens Laundry Naturally - Made with 100% sheep wool. No Chemicals or Synthetics Used (great for those with sensitive skin) Shortens Drying Time - (use 3-4 balls for small/med load, 5-6 for large) Saves Energy - by reducing drying time - (use 3-4 balls for small/med load, 5-6 for large) Extra-Large (larger than a tennis ball) Lasts for more than 1000 Loads: an alternative to single-use dryer sheets and liquid fabric softeners in plastic-jugs