My Palette Drag Color Chips Dye Permanency - Did You Know...
...that on natural fibers, Fiber Reactive Dyes are considered
more permanent than most any other type of dye?
dyk_example-1.jpg dyk_example-1.jpg  Fiber Reactive dyes
actually have a chemical reaction in the presence of a Ph
altering "fixative" like Soda Ash, causing them to form a
chemical bond and become a physical part of the fiber molecule.
Once the excess "leftover" dye is washed out thoroughly, the
rest will not come off except in the presence of bleach or other
"discharge" chemicals. This is in contrast to "all purpose" or
"direct" types of dye which work by "staining" the fibers with
the assistance of heat in the form of hot dye baths or steaming.
Vat dyes are another type, which have to be made soluble in
water with "reducing agents" like lye, and insoluble on fabric
with "oxidizing agents" or air exposure. Natural Indigo is one
of those, and it can fade and rub off. Clothing properly dyed
with Fiber Reactive dye, and washed according to d