milk_shake Direct Colour Clearmilk_shake Temporary Clear Colour Treatment. A direct cosmetic colour that can be used at home or in the salon to color, condition and protect the hair. The colour is temporary and has the ability to correct difficult technical hair problems. milk_shake Clear Direct Colour is a direct cosmetic colour that can be used at home or in the salon to colour, condition and protect the hair. The colour is temporary and has the ability to correct difficult