L'Oréal Professionnel Série Expert Liss Unlimited Mask offers the best way to care for straight and rebellious hair. This luscious hair mask will not only nourish the hair but also help to keep it straight and disciplined for longer. The formula, enriched with Pro-Keratin, improves and maintains the hydration levels of the hair and strengthens its structure. It will also improve the overall appearance of the hair by making it shinier and softer. Additionally, the combination of Kukui Nut and Evening Primrose oils provides the hair with omega-3 and omega-6, two essential fatty acids. Moreover, these two oils will further nourish the hair while offering protection against heat tools and humidity. Therefore, this mask is sure to leave the hair smooth, hydrated, and frizz-free.