Description: 【Size】: The telescoping storage tube could extend from 44 cm-76 cm/17.32 inch-29.92 inch in length, almost handling various poster dimensions, Outer diameter 6.5 cm/2.56 inch 【Sturdy Construction】: This drawing tube is made of waterproof PP material designed to withstand the rigors of travel and frequent use. It ensures your items are protected from dust and damage 【Easy to Carry】: The poster tube is equipped with an adjustable shoulder strap, carrying this document storage tube is very convenient. Whether you're going for a presentation, art class or business trip, this expandable poster tube allows you to carry it easily without any worries 【Feature】: The tube could be adjusted to different lengths, and easily and firmly screwed to keep your favorite poster in tube safely 【Widely Used】: Art and poster storage transport tube is great for artists, illustrators, drafters, architects, etc. Great for storing paper, paper, maps, canvas, and posters Specification: Material: PP Size Chart: Outer diameter: 6.5 cm/2.56 inch; Adjustable Length: 44 cm-76 cm/17.32 inch-29.92 inch Package Includes: 1 Poster Tube Note: Please allow slightly errors due to manual measurement and different monitors.