Purpose Wella Koleston Perfect Me+ offers you prestigious colouring results in 110 shades. It will leave your locks with a distinctive glowing shine that lasts. With 100% grey coverage, your hair will look naturally stunning for longer. Method For professional use only Why it Works Wella Koleston Perfect Me+ uses an intense formula to enable the most intense, evenly balanced colour development. The Shine Guard gives your hair a lipid-based film to coat and protect your hair whilst illuminating it with vigorous shine.