Architectural Drawing Tube is used for storing drawings, maps, artwork, posters, blueprints providing protection when carrying and storing. They work great for architecture students, architects, engineers, home builders, art school students, and anyone that transports their work. The ADT255 Drawing Travel Tube from C R Laurence features a durable, shatterproof see-through plastic construction with slip-on end caps, which will protect your valuable blueprints, vellums or other documents from damage due to the weather or rough handling while on the go. It has an adjustable nylon shoulder strap makes it easy for students to carry artwork to and from classes and for architects to transport blueprints to their work sites. For any other information about the product, you can easily reach out to our executive through chat.