TOPCHIC permanent hair color guarantees intense colors full of brilliance in all dimensions. - 100 % grey coverage - Improved performance for complete variety: from classic N shades, cool NA shades to intense NN shades. All guaranteed by the Dye Penetration- and Reflects³ System. - ULTIMATE DURABILITY - First cool assortment on the professional hair color market from Goldwell staying cool over time – guaranteed by the innovative CoolProtect Technology. - EXCELLENT EVENNESS - For beautiful, even color results from regrowth to ends. Guaranteed by the Equalizer System 2.0. - OPTIMUM GENTLENESS - 100 % performance with no compromise on gentleness – guaranteed by patented Coenzyme Technology & creamy-smooth lotion with IntraLipid.