Schwarzkopf Professional ChromaID Pigment Mask 4-6 500ml allows you to revive and refresh semi-permanent hair colour while strengthening your hair with its keratin and panthenol complex. This treatment has a reduced sodium content which ensures a better assimilation of the pigments for an intense colour ! Depending on the shade and the application time, the colour lasts between 5 and 12 shampoos. The different shades of the range can be mixed according to your desires!