Travel just about anywhere, confident that your blueprints, maps, and other large documents are safe with these state-of-the-art drawing tubes by Alumicolor. Made from extruded premium quality aluminum, these containers guarantee rigidity and toughness. Screw cap seals keep your documents free from dust and moisture. With these drawing tubes, you can be sure that your documents are ready to be presented anytime you take them out. Stylish and functional, Alumicolor drawing tubes are definitely the way for any professional to travel with large documents.