The Kérastase Chroma Absolu Chroma Thermique Hair Serum is expertly formulated to shield color-treated hair from the damaging effects of heat styling and external aggressors. This protective serum locks in vibrancy, minimizing color fade while delivering lightweight nourishment and control. Apply to damp or dry hair before heat exposure to activate thermal protection and enhance shine. It is an essential step in maintaining the brilliance and longevity of professional hair color treatments.