Dry Shampoo Schwarzkopf Professional Osis Refresh Dust Dry Shampoo 300 ml Schwarzkopf OSI073 €19.61 Schwarzkopf Professional OSiS+ Refresh Dust Dry Shampoo 1 is a dry shampoo for refreshing styling between shampoos. Hair appears cleaner for longer, with control and light definition giving body to oily and excessively greasy hair. Hair is easier to style than with shampoo cleansing. ADD TO CART