For color-treated strands that want to preserve the potency of their signature hue. Protect your beloved color with salon-level shampoo formulated to help extend color vibrancy. Ideal for every hue: blonde, brunette, red, platinum, black and beyond. Sulfate-free Technician Color formulas generate less friction between strands, which helps reduce color fading. This signature shampoo for color-treated hair is proven to be most gentle when used with Technician Color Conditioner.