Bakır Kahverengi Saç. Rengi

7 Because the hair color we will dye is dark.W and 7.We combine BC in equal measure, half of both.  We also add copper-coffee so that the bottom parts are not too reddish.
7.BC copper-coffee into 7.W we are adding. It will be half again. And then we make the mixture with 9% oxidant. We used 9% oxidant as we wanted the main hair color to break from the bottom of the hair.