Description: Portable Storage Tube: This poster scroll tube is fit for storing posters, paper rolls, scrolls, artworks, blueprints, maps, documents, sketch papers, architectural drawings and large picturesAdjustable Size: The Painting Cylinder is extendable; simply rotate the tube to adjust its length and then rotate it back to lock it in place. The product available in 6 different sizes, you can choose the size that meets your needsWaterproof and Sturdy: Made of quality pp material that is waterproof and solid to protect your artworks from being twisted, bent or creasedConvenient Features: Comes with an adjustable strap for easy carrying making it more convenient for youMultifunctional: A great storage and transportation tube suitable for students, architects, designers and artists Specification: Material: PP Size Chart: Size: Type 1:Telescopic Length: 45cm-70cm/17.72inch-27.56inch, inner diameter: 6.6cm/2.60inch or Type 2:Telescopic Length:64cm-106cm/25.20inch-41.73inch, inner diameter: 8cm/3.15inch or Type 3:Telescopic Length:56cm-90cm/22.05inch-35.43inch, inner diameter: 10cm/3.94inch or Type 4:Telescopic Length:65cm-103cm/25.59inch-40.55inch, inner diameter: 10cm/3.94inch or Type 5:Telescopic Length:77cm-130cm/30.31inch-51.18inch, inner diameter: 10.1cm/3.98inch or Type 6:Telescopic Length:79cm-130cm/31.10inch-51.18inch, inner diameter: 11.2cm/4.41inch Package Includes: 1 Drawing Storage Tube Note: Please allow slightly errors due to manual measurement and different monitors.