The Product: Age Perfect Nourishing Color Treatment adds a natural color accent to your hair. The product adapts depending on whether the hair is more or less gray. The treatment takes care of the hair and makes it shine. The coloring lasts for 2-10 washes. The result A radiant, natural looking color result. How to use? - After washing your hair, apply the product over the entire hair with the supplied gloves. -Leave for 10 minutes -Rinse thoroughly