Kérastase Densifique Masque Densité will regenerate hair that's lacking in density, leaving it looking fuller, thicker and more lustrous. Formulated with Stemoxydine® and hyaluronic acid, it will plump up the hair fibre, whilst providing an immediate transformation in smoothness and lightness. - L.M.Directions for Use: Apply daily to washed, towel-dried hair Massage into the hair from roots to ends Leave in for 3-5 minutes Rinse