Kérastase Discipline Keratin Thermique Creme resurfaces and protects hair, helping to tame unruly locks. The leave-in treatment works to smooth down strands and prevent the effects of humidity on hair, whilst a protective outer shield seals in the active ingredients to maximise repair. Providing protection against heated styling, hair is left looking and feeling smooth and frizz-free. Proven to speed up your blow-dry by half the time, Kérastase research shows users of the Thermique Cremes experience up to 87%  less breakage.