First: To use a permanent dye, it is suggested to leave the scalp unwashed for a maximum of three days, in order to protect the scalp with the natural emollients produced by the skin; There should be no residue on the hair from creams, silicones, lacquers or gels.
Second: The PRE TREATMENT prepares your hair for the coloring process, so you will receive all the coloring benefits that Luminance has for you.
Third: The POST TREATMENT with its moisturizing components take care of your hair to be used after the coloring process, helping to eliminate the alkaline residues of the dye, favoring the cuticle to return to its initial position. so your color will be protected!