9×12 UFO Course Signs are a highly visible graphic disc golf course boundary sign. In some park settings a person may not know that they are entering a disc golf course. Course boundary signs can be useful for informing the walker or other park user to be aware that they are entering a disc golf course where people throw discs. 9×12 UFO Course Signs are made with sturdy aluminum plates and utilize UV resistant printing. This 9×12 UFO Course Signs display a player throwing a disc at a target. Caution is highlighted with a bright orange background to get pedestrians attention.