DirectionsFollow all care instructions on your garments. Charlie’s Soap is safe for all fabrics that can be safely washed with detergent and water. Colorfast garments will not excessively bleed or fade, but you may want to test first.Run a large/heavy empty load with two doses of Charlie's Soap Laundry Liquid or Laundry Powder and a few old rags to wash out your washing machine of any residue le..