L'Oréal Professionnel Liss Unlimited Serum is an oil that perfects the hair in order to leave it soft, shiny and free of frizz. Its formula allows you to control your hair and give it extreme shine and softness.Humidity and frizz will no longer be an impediment to your smoothing being perfect!Benefits of Liss Unlimited Serum:- provides intense shine.- controls frizz.- softens and conditions, which promotes hair manageability.- Anti-humidity action.