Hair care Styling Products Schwarzkopf Professional Osis + Refresh Dust Dry Shampoo 300 ml 300 ml The Schwarzkopf Osis Update Powder is a dry body shampoo that refreshes your style among them. The sprayable powder creates an excellent volume for all hair types, and helps the hair stay fresh for longer. With its light control factor and separation of functions, oily hair is given a new chance of life. It is the powder update is also excellent for freshly washed hair, working to texture and make it easier to comb. The formulation is composed of Oryza Sativa starch, a rice-derived component that has incredible absorbent properties. It absorbs the oil in the hair and mattifies the hair shaft, to make jumps and shiny hair. The clean fragrance promotes a feeling of vitality and freshness.