Fudge Cool Brunette Blue-Toning Shampoo 1l Fudge Cool Brunette Blue Toning Shampoo for Brunette Hair (1000ml) is a cleansing, sulphate-free refreshing shampoo for brunette hair. Formulated with blue pigment and Opti-PLEX technology, it repairs and instantly erases unwanted red and orange tones. Completely cruelty-free.