Schwarzkopf Color Expert permanent colouration with Hyaluronic Acid, known for its hydrating properties, and Omegaplex not only protects the hair from damage, but cares for the hair during and after colouring. Color Expert's Omegaplex professional anti-breakage technology was developed especially to protect and reinforce the hair during and after colouring. It's 3-step system strengthens the outer and inner hair structure for a revolutionary result. Smooths the outer hair surface for up to 90% less hair breakage. So worries about the health of your hair during regular colouring is a thing of the past. This hair dye gives you intense care and rich, long-lasting colour and up to 30% grey coverage. This is a wash out permanent hair dye that lasts up to 28 washes with colour & protect, anti-breakage technology, it transfers colour, locks colour pigments in and nourishes hair!