Difiaba Charcolite Cool Toning Anti-Brass Shampoo and Conditioner DUO 8.5 Fl Oz Shampoo This effective shampoo for post-bleaching removes yellow and brassy hues from both natural and chemically treated blonde hair. The Charcolite Cool Toning Anti-Brass Shampoo is enriched with natural graphite pigments, which help sustain an optimal, vibrant blonde tone. Conditioner This remarkably efficient conditioner for post-bleaching effectively manages yellow and brassy undertones found in various shades of blonde hair. Infused with natural graphite pigments, the Charcolite Cool Toning Anti-Brass Conditioner not only treats but also helps maintain or gradually adjusts the hair to achieve the ideal, vibrant blonde hue.