Telescoping Poster Tube Expanding Art Transport Tube diameter 10.3cm/4.05inch, can expand in length from 21.85inch/55.50cm to 35.62inch/90.50cm. Each telescoping poster and document storage tube used to transport and protect your valuable artwork, document and anything you can roll, make placement more secure, donot worrying about creases, , damage during transportation and storage. Our telescoping bueprint holder tube crafted with quality , not easy to fade and break; Waterproof and moistureproof, the content stay dry and secure during transit. Telescoping Poster and Document storage tube carrying case easy for anyone to carry. Suitable for , teacher, architect, artist, . Telescopic drawing storage tube widely used for storing poster, sketching paper, architect paper, paper roll, artwork, map, document.