Wella Professionals Wella introduces the colour that changes everything, except the way you use it. Introducing the new Koleston Perfect, Wella's best permanent colour ever. Utilising new technology, this new movement in colour hits 3 power trends for the ultimate salon experience, and all with no habit change, just improvements.1. Colour. Koleston Perfect delivers even, pure colour results with natural depth and shine2. Condition. Significantly reduces hair damage, colour after colour3. Ingredient conscious. Up to 60x less likely to develop a new allergy to hair colourNow easier and faster to mix, and easier to rinse. Featuring new flexible cream consistency, Koleston Perfect is easier to apply and stays in place. Improved fragrance for a better experience, for you and your clients.