The Masque Série Expert Prokeratin Liss Unlimited 250ml by L’Oréal Professionnel is an intensive treatment designed to smooth and tame unruly and frizzy hair. Enriched with Pro-Keratin and hyaluronic acid, it deeply nourishes the hair fiber, strengthening and providing una lasting softness. Ideal for chemically treated hair or frequently styled hair, it facilitates combing and keeps the smooth result for longer. Perfect for those who desire a una smooth, silky mane protected from humidity.