Revlon styling products. SHAMPOO FLEX dandruff. Nourishing anti-dandruff shampoo. It is an innovative and efficient formula that will treat our hair at two different levels: on the one hand, its cleaning agents will help us to eliminate and control dandruff, and on the other hand, its keratin content will nourish and hydrate the hair fiber in depth. The result will be smooth, shiny and full of vitality hair.