It is a dye with an innovative coloring system that always guarantees absolutely safe, reliable and long-lasting results. It contains collagen, so it provides the hair with great hydration and nutrition, as well as a spectacular shine and perfect coverage of gray hair. HOW TO USE Mix with the oxidant in a ratio of 1+1 or 1+2 if they are lightening tones. The use of Exitenn's PH protective ampoules is recommended, which are mixed with the dye both to protect the hair and scalp and to extend the duration of the color. 40 minutes of exposure is recommended for longer color duration.