RIT Back to Black Dye KitIs your favorite black clothing faded? Now with Rits Back to Black Dye Kit, you can restore clothing back to a rich black in just a few easy steps. This kit can also be used to overdye clothing of any color to a vibrant black. And for tie dyeing too! Included is Jet Black All Purpose Dye, our darkest, richest black ever. Proudly non toxic and safe for sewer and septic systems. The kit also includes ColorStay Dye Fixative, our secret weapon to reduce