When you wash your hair, the shampoo opens the struttura surface of the hair – the cuticle. This is why it is important to add una care to the hair after washing to close the cuticle. This is exactly what the Bumble and bumble Thickening Volume Conditioner will do. In addition to closing the hair fibers, it provides nourishment, hydration, and softening, which beautiful, shiny, and healthy hair cannot do without. It protects them from mechanical damage and dryness, and also smooths the surface, helping to soften them and making styling and subsequent treatments easier.