L'Oréal Professionnel Liss Unlimited Shampoo 300ml nourishes strands and coats them with Pro-Keratin, smoothing and taming hard-to-manage hair. Each wash leaves hair glossy and frizz-free for up to 4 days. Pro-Keratin strengthens the internal structure of hair and preserves moisture, leaving it soft and shiny. Kukui & Evening Primrose Oil works to purify your hair. Combined with Kukui nut oil, it creates a barrier blocking out humidity. For optimal results, use the complete Liss Unlimited routine.The benefits of L'Oréal Professionnel Liss Unlimited Shampoo 300ml? L'Oreal Professionnel Serie Expert Liss Unlimited Shampoo 300ml deeply nourishes and smoothes hair for up to 4 days. Pro-Keratin improves and maintains hydration, strengthens structure, and adds shine. Kukui & Evening Primrose Oil purify and protect from humidity. Optimal results with continued use of the full Liss Unlimited routine.