Affordable, Black Plastic Telescoping Document Poster Tube with 3.5 diameter that expands from 24.5 up to 40 is ideal for artists, architects, and poster collectors;Poster Tube is made of a very rigid plastic to protect contents from bending or creasing in transit. Tube is also water and light resistant, protects materials against fading from exposure to sun light;Now includes an Extra Long Shoulder Strap that is comfortable for use even when the tube is fully extended;Twist off, threaded lid with contact card for easy labeling of tube's contents;Storage tube has unlimited uses, such as storage for: posters, blue prints, maps, documents, large photo prints, drawings, artwork, arrows, fishing rods, drum sticks, or whatever else you can imagine