Koleston Perfect is a unique hair coloring technology that guarantees pure, balanced colour results with natural depth and shine. Less hair damage colour after colour. Up to 100% grey coverage. Pure Balance Technology deactivates metals, which reduces free radicals to better protect hair bonds and reduce damage during coloring and for better control of the right color formation from root to tip. We have created a new precursor, ME+, reducing the risk of developing new allergies to hair color, while still creating rich colors that shine. Up to 5 levels of lift with Koleston Perfect Special Blonde, up to 3 levels of lift with Koleston Perfect. All coloring techniques.