Goldwell Permanent Hair Colour is your professional solution for hair tinting. The hair colouring system from the Topchic line guarantees intense colours full of brilliance. The product enables 100% grey coverage and improves the performance of classic N tones, cool NA tones and intense NN tones. These properties are due to the innovative Dye Penetration and Reflects³ system.Goldwell Topchic Permanent Hair Colour - for more durability and radiance At Goldwell, hair colouring meets future technology. With CoolProtect technology, your hair retains its shape after colouring and feels pleasantly cool. The Equalizer System 2.0. ensures beautiful, even colour results, whether re-colouring the roots or highlights. But looks alone are not everything! The patented coenzyme technology makes the hair strong and healthy. The creamy soft lotion with IntraLipid is absorbed immediately and protects the hair. Topchic Permanent Hair Colour offers you the perfect mix of style and healthy hair.