Ensure hair is clean and free of styling products

After application

Mix the desired amount of hair color with the appropriate developer in a 1:1 ratio

Perfect color adhesion and consistent results

GOLDWELL SYSTEM Creativity Thickener - 100 ml 45 % Ensure hair is clean andGOLDWELL SYSTEM Creativity Thickener 100 ml The Goldwell System Creativity Thickener is an innovative product specially developed to enable hairdressers and hairstylists to achieve creative and precise color results. This product allows you to apply high contrast shades directly next to each other without running or bleeding. Product features: Allows the placement of shades with a difference of up to 4 tones next to each other Suitable for oxidative