Color-treated hair often loses it's color and luster over time. Inspired by nature's fade-defying orchid, Biolage Colorlast Conditioner helps maintain the color depth, tone and shine for vivid color-treated hair. Give her hair salon-vibrant color for up to 9 weeks*. Low pH Conditioner moisturizes hair, extending the life of your color Hair is left soft and detangled with extra shine and depth of color Paraben-free formula is formulated specifically for color-treated hair. Forget about de-saturated color. These state of the art formulas, inspired by nature, help protect hair, balance moisture and even out the hair's surface for saturated, shiny, vibrant color that stays truer.