When you wash your hair, the shampoo opens the surface structure of the hair - the hair cuticle. That's why it's important to treat the hair after washing your hair to reseal the hair cuticle. And this is exactly what the TRESemmé 24h Volume conditioner ensures. It not only seals the hair fibers, but also nourishes and cares for the hair, makes it supple and ensures beautiful, shiny and healthy hair. It protects the hair from mechanical damage and drying out, smoothes its surface and leaves it supple, making it easier to comb and style.smoothes and helps damaged hairdoes not burden the hair< br>closes the hair surface, making the hair more resistantgives the hair elasticity and VolumeFor a better effect, use together with a shampoo from the same series.