L’Oréal Professionnel Serie Expert Volumetry Volumizing Shampoo is specifically designed for fine hair to boost volume, density and lightness. Formulated with exclusive Intra-Cylane technology which is capable of penetrating to the core of each hair fibre to create a flexible and resistant network that fills out and strengthens the fibre for extreme volumization and shine transformation that lasts for up to 72 hours. With added Salicylic Acid to maintain a healthy scalp and promote silky, more manageable hair, your fine hair will get the boost it needs!