Fudge Cool Brunette Blue-Toning Shampoo is designed to preserve the cool tone in your brown hair. Opti-PLEX technology is what undoubtably helps this blue-toning Shampoo to penetrate deep in to the hair core, reconstructing bonds after environmental and chemical damage. Perfect for natural or coloured brunettes to deliver super hydrated hair with undeniable shine. The blue micro-pigments immediately get rid of those unwelcome tones and help you achieve that ideal, cool brunette finish.