TRESemme Biotin Repair strengthening conditioner for damaged hair 685 mlWhen washing the hair, the shampoo opens the surface hair structure the cuticle. That's why it's important to add care to the hair after washing, which closes the cuticle again. And that is exactly what the TRESemm Biotin Repair conditioner takes care of. In addition to closing the hair fibers, it ensures their nutrition, hydration and softening, without which beautiful, shiny and healthy hair is indispensable. It will protect them from mechanical