The smoothing shampoo with keratin from the Keratin Liss Care line gently cleanses and purifies the scalp and promotes the opening of hair cuticles, preparing the hair to effectively receive all the natural benefits of the straightening treatment. How to use: wash hair with Phase No.1 Keratin Liss Care shampoo, then apply Phase No.2 Keratin Liss Care fluid. Formaldehyde-free Effects: Anti-frizz, Smoothing Brand: Keratin Liss Care Format: 1 l