Aquatic Technology 5506WS1210E 12"x10" Orange Wading Pool Is Not Attended Warning Sign measures 12 x 10 inches, is printed on .040 mil Styrene Plastic, and is designed to warn patrons that a lifeguard is not present so parents must watch their children. Our Warning signs indicate a potentially hazardous situation which, if not avoided, could result in death or serious injury. This sign is lightweight, durable and weatherproof for indoor or outdoor use.