a water dispersible commode / bedpan liner . the liner is a film useful as a flushable commode or bedpan liner . the liner may be positioned before use and then placed in a toilet afterwards where it is flushed . the film is a two layer co - extruded film . at least half of the film is a predominately water soluble polymer . no more than half of the film is a skin fluid barrier layer of an extrudable polymer that may be biodegradable . the film also includes a chemical that is activated by tap water to help cause the film to break apart .