Kérastase Elixir Ultime L'Huile Rose Serum is leave-in hair serum that nourishes and illuminates colour-treated hair. Infused with a luxurious blend of Imperial tea, Marula oil, Camellia oil and Argan oil, the lightweight serum instantly smoothens hair, giving it upto 96HR frizz control* while also offering heat protection up to 230 degrees*. The anti-oxidant power of Imperial tea keeps the hair colour vibrant and protects it against oxidation. Hair feels soft, radiant and fragrant, without any oil buildup or a greasy finish.