OSIS by Schwarzkopf Mess Up Matt Gum Paste is a matt styling gum. Rub it in. Smooth it down. A trendy matt appearance. No mess. No fuss. A fibrous finishing cream, which gives a matt finish for the latest textured looks. Go natural, go wild, express yourself! OSIS, Mess Up,the styling gum for the fashion forward who like their styling funky, piece-y, or chunky. Contains beeswax, the anti-oxidant that provides barriers against moisture loss. Matte finish, medium hold, texture.