Telescopic drawing storage tube widely used for storing poster, sketching paper, architect paper, paper roll, artwork, map, document 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 Telescoping Poster and Document storage tube carrying case easy for anyone to carry Suitable for student, teacher, architect, artist 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, wrinkles, damage during transportation and storage Our telescoping bueprint holder tube crafted with, not easy to fade and break; Waterproof and moistureproof, the content stay dry and secure during transit