Kérastase creates beauty in three stages: bathe , treat , texturise .The delicate texture of this mask enables an immediate hair transformation as soon as it is applied by supplying smoothness and lightness to hair that is lacking density. Hair is regenerated from roots to ends.Rewind past aggressions - The enriched Hyaluronic formula retains 1000x its weight in moisture. Giving bounce and plumpness to the hair, providing a conditioning treatment to revive life to stressed hair.Results:1. Abundance you can see2. Lushness you can touch3. Bounce you can feelApply to washed, towel-dried hair. Massage into the hair from roots to ends. Leave-in for 3-5 minutes. Rinse.