This Colorwash Shampoo is specifically formulated by Celeb Luxury to deposit purple tones, neutralizing brassiness and unwanted warm undertones in brunette hair. Regular use helps maintain vibrancy between professional color treatments and keeps your desired cool shade looking fresh. It functions to gently cleanse the hair while simultaneously depositing pigment. Ideal for those with professionally colored or naturally dark hair seeking to counteract yellow or gold tones without the commitment of a full dye job.