Schwarzkopf Brilliance offers permanent fashion shades with brilliant shine and up to 10 weeks intensity. The Brilliance Cool Browns formulas provide you with cool brown shades, perfect grey coverage and irresistible colour intensity with anti-red effect. The Cool Diamond Gloss Sealer post-colour treatment with purple pigments helps remove unwanted warm undertones, and it contains keratin and apricot kernel oil for healthy-looking, stronger hair. It locks in the colour pigments and helps your colour stay more vibrant for longer. Now in a tube for easy application and multiple uses.