Total Results Brass Off Shampoo neutralizes brassy tones while refreshing your hair with cool tones. Best for brunettes that lighten their hair. What It Does • Deposits blue-violet pigments to neutralize brassiness and boost cool tones. • Up to 10X less breakage with Matrix's most neutralizing system yet (when using the Brass Off system of shampoo, mask and leave-in cream vs. non-conditioning shampoo).