Discover the professional tone-on-tone Dia Richesse oxidation hair color from L'Oréal Professionnel . Over 60 shades with rich, deep and natural reflections. Dia Richesse from L'Oréal Professionnel is a semi-permanent hair color range to be applied in a mixture with one of the brand's 3 developers (Activator) . With Dia Richesse, sublimate your natural hair and mask the signs of aging with up to 70% coverage of gray hair . L'Oréal Professionnel Dia Richesse coloring is a professional coloring that must be applied according to the protocols written on the instructions for use. Formulated without ammonia , Dia Richesse is composed of Ionene G + Incel which considerably strengthens the hair fiber and prevents damage associated with chemical treatments. The result is luminous, shiny, the hair is soft and there is no root effect . Its texture allows a pleasant and easy application. 20 minutes, indicative time, is sufficient (to be adapted according to the desired result!). Results guaranteed for 6 weeks with L'Oréal Professionnel color protective care at home.