Penetrate the deepest hair fibres with the kerastase elixir ultime olo complexe masque an oil treatment for all hair types the oil masque will revive the hairs natural strength providing nourishment deep down to infuse hair with healthy lustrous shine enriched with a combination of precious oils including argan and camellia oil the masque will hydrate every hair strand whilst ensuring that hair feels weightless after each use hair will feel soft smooth and infused with healthy radia