this dye has become extremely popular, its selling faster than we can make it. This Non-destructive dye works on all types of fabric from flyknit to the mesh on jordan 11's, you can dye your shoe lining and shoelaces as well this dye only works on light colored fabrics.. you can not dye over bright colors as they have already been dyed by the factory!! This dye is for white or light grey fabrics.....This dye does not need to be heat set, THIS DYE DOES NOT CHANGE THE FEEL OR TEXTURE OF THE FABRIC AND WILL NOT RUN OR BLEED ONCE IT SETS.... add 1 or 2 drops of fbcc set and seal to the dye before every session...set and seal allows the dye to lock into the fabrics correct fibers and adhere permanently!!!!! Buy 6 bottles of primeknit dye get 1 bottle of set and seal free. there are no returns accepted on any dye orders unless I made a mistake and sent you the wrong color.