Aquatic Technology 7924WS1210E 12"x10" Blue Notice Swim Diapers Required Sign is printed on .040 mil Styrene Plastic, and is designed to inform patrons that swim diapers are required for children who are not toilet trained. Our Notice signs indicate a statement of company policy as it relates to safety of personnel or property. This sign is lightweight, durable, and waterproof for indoor or outdoor use.