Rit Dye Fixative Washing Machine Instructions. Set your washer to the hottest possible setting and a wash cycle of at least 30 minutes or longer. Rit colorstay dye fixative reduces bleeding while simultaneously enhancing the color of your dye project.
Since rit dye is premixed and comes in a variety of colors, it couldn’t be easier to use. Next, set the water temperature on the washing machine the rit instructions direct one box of powder dye per pound of fabric like me, prefer to dye in the washing machine rather than by hand. We even launched liquid dye just so that it would be easier to use rit in your machine.