Redken Frizz Dismiss Shampoo Information Buy any 2 Redken items and get the Acidic Leave-In Treatment and Acidic Mask free.While stocks last.Redken's Frizz Dismiss Shampoo features a gentle formula to tame frizzy, hair, increase smoothness, add manageability and enhance shine. £15.66 300ml Sorry, product is not in stock at the moment.