Total Results Brass Off Shampoo neutralises brassy tones while refreshing your hair with cool tones. Best for brunettes that lighten their hair. Colour depositing blue-violet pigments neutralise to reduce brassy tones. Can be left on hair 2-3 minutes for added toning. Get Up to 10 times less breakage when using Brass Off Shampoo, Mask and Leave-In Cream with the most neutralising system from Matrix yet.To use: Apply to wet hair, lather and rinse well. Leave on 3-5 minutes before rinsing and follow with Brass Off Conditioner