Davines A New Colour activator lotion is an essential element in the hair coloring process, acting as a catalyst for color development. It is typically used in combination with dye or bleach and is designed to activate and enhance the color or bleaching effect on the hair. Its function is to open the hair cuticle, allowing the color or bleach to effectively penetrate the hair shaft. With a carefully balanced formula, the activator lotion ensures that the color transformation is vivid, long-lasting, and uniform. It is a crucial step to achieve the desired coloring results during the dyeing process.