Patent ID: 8372160

Claim:
A method for levelling colour of hair comprising at least two parts wherein one part being the part not closer to scalp which is artificially colour changed to a lighter colour by means of lightening and/or colouring and/or bleaching than the other part closer to scalp which is undamaged and has its natural colour, characterised in that hair is optionally shampooed and optionally towel dried and the part directly at the scalp, preferably undamaged and having its natural colour, is applied a composition resulting from mixing two compositions, A and B, prior to application, wherein composition A is an aqueous composition and comprises at least one oxidizing agent and has an acidic pH, between 2 and 5 and composition B is a substantially anhydrous composition and comprises at least one compound with bleaching effect, and composition thus obtained has a pH between 8 and 12, and processed for up to 10 min, at a temperature between 20 and 45° C., and rinsed off from hair and hair is optionally dried.