GOLDWELL Colorance Demi Color - 6N Dark Blonde - 2.1 Oz. : Colorance, the ultra-shine demi-permanent hair color, offers intensive long-lasting color with extraordinary shine on all hair types. Due to its unique technology, Colorance provides the service options to answer all client demands with brilliant color results that last. The Colorance acid pH (value 6.8) is compatible with the structure of hair and skin. The catalyst system in Colorance hair color accelerates the development of the color molecules within the hair for superb intensity and brilliance. The patented Coenzyme technology protects the hair structure during coloring by neutralizing free radicals, providing the unique Colorance performance and quality.