Give your hair a richer shine greater bounce and thicker appearance by using krastase densifique masque densite part of krastases densifique range this hair treatment includes stemoxydine this densifying molecule developed by krastase contains hyaluronic acid this revolutionary molecule gives krastase densifique masque densite its main force giving your hair new strength and a revitalised sheen for the best effects apply the cream to your hair after it is washed and towel dried