Resistance Ciment Thermique by Kérastase is a thermal protective treatment of 150ml designed for weakened and fragile hair. Thanks to its formula enriched with reconstruction technology, it strengthens the hair fiber, protecting it from the heat of hair dryers and straighteners. It reduces breakage and leaves hair soft, silky, and easy to comb. Perfect for those who desire stronger nails and a visibly regenerated mane, it guarantees professional results at home while maintaining the health and vitality of the hair.