Rubbermaid Commercial 25" Yellow 2-Sided "Caution Wet Floor" Floor Sign. It folds flat for easy storage on a Janitor Cart. Its narrow body and unique plastic arm allow non-obstructive placement in various locations. Made of durable plastic, it won't rust, corrode, or fade. This sign meets OSHA requirements and ANSI compliant multi-lingual graphics warn of nearby hazardous areas. The flexible locking-style hanger makes the sign stationary and visible from all directions.