Matrix Total Results Brass Off Shampoo 33.8 oz"Calling All Red Heads: Use NEW Brass Off Color Obsessed system on cool reds to neutralize brassy, orange tones." Replenish color treated locks with the Matrix Total Results Brass Off Shampoo, a specially developed treatment to neutralize brassy tones and enhance cool, ash hues for more natural looking blonde color. Suitable for all hair types, the fluid formula dissolves daily dirt and grime while depositing blue violet pigments that effectively