Foam & Mousse Schwarzkopf Professional Osis Mousse Grip 200ml Schwarzkopf OSI005 €15.40 Schwarzkopf Professional OSiS+ Grip Mousse 4 is a styling mousse, ideal for fixing the hairstyle all day long. Extra strong hold that protects the hair from electric shock, very easy to remove with a comb. Does not leave a visible layer on the hair and is non-sticky. ADD TO CART