Nioxin System 6 Scalp & Hair Treatment, 100 ml, Hair Mousse for Women, The Nioxin System 6 Scalp & Hair Treatment leave-in treatment gives your hair everything it needs after washing. Characteristics: increases the thickness and strength of hair leaves hair beautifully shiny and full of vitality has regenerative effects activates the hair roots Ingredients: UV filters How to use: Apply to towel-dried hair. Do not rinse. Style your hair as usual.