Product Description Healthier, more conditioned and shinier hair thanks to Next Liss Age Step 1 Set Up Shampoo by Lendan. Preparation and maintenance shampoo that guarantees the treatments effectiveness and duration. Enjoy up to ten weeks of straight hair thanks to its formula with 18-MEA and hydrolyzed keratin, which nourish, protect and repair the hair. TECHNOLOGY With 18-MEA and hydrolyzed keratin. Free from sulfates and parabens.