This product from Wella is the best for color customization of your hair. People color their hair not only for covering their grey hair but also for styling it. If you are not happy with your hair shade after coloring, you can adjust it according to your preference with this product. All you need to do is mix the Koleston Perfect Unique Mixes with your hair color. It will help you adjust the reflection of the color. You can use it with hair color or after your color your hair. All in all, you can create the best hair shade with this mix. The Koleston Perfect Special Mix from Wella caters to your need for desired shade and even nourishes your hair. Advantages: 1. Customize your shade after hair coloring. 2. TRILUXIV technology. 3. Moisturizes the hair 4. Increased color vibrancy. 5. High grey hair coverage. Directions of use: 1. Mix the ingredients 2. Different percentages for different shade lifts. 3. Apply on cleansed hair. 4. Wait till the development time This product comes in several shades from blondes, to brunettes to redheads. This blend from the Koleston Range makes it one of the most loved products in the line. Wella products have been around for a long time, and they are the most trusted and oldest products in the industry. This product has the TRILUXIV technology that covers up to 100% grey hair. The richness of moisturizing agents and the presence of micronized lipids make hair smooth and soft.