Kérastase Bain Force Architecte is designed specifically for the most fragile damaged & brittle hair. Thanks to its Cylane Ciment formula which contains intra-Cylane Ceramide R & pro-keratin this shampoo revitalises & rebuilds your hair leaving it softer & frizz free. Complete with a convenient pump to make dispersion a little easier! Directions for use: Use daily. Apply to wet hair & massage. Rinse.