Discover the fastest easiest and most authentic looking touch up ever and make grey roots disappear in an instant invented by an ex vogue magazine fashion editor touchback delivers perfect hair colour to your roots so you can stretch the time between full salon colourings unlike hair mascaras crayons gels and powders which can dull the hair and flake off when brushed touchback actually bonds to the hair blending beautifully with your permanent colour for a totally natural look