Take your haircare regime to the next level with Kérastase Blond Absolu Ciacanuit. The lightweight serum is designed to replenish blonde hair overnight.Concentrated Hyaluronic Acid and precious Edelweiss hydrate and fortify sensitised bleached hair fibres as you sleep. The leave-in formula helps to reduce the appearance of split ends, leaving you with stronger, softer and shinier blonde tresses. Apply before going to sleep on dry or towel-dried hair to wake up to luxurious blonde locks, veiled in an irresistible citrus floral fragrance.