Feature:1. [Expandable and Convenient] Convenient to use, easy to open and close, can be stretched directly, suitable for collecting works of different sizes.2. [Waterproof and Moistureproof] Environmental protection material, made of moderate plastic, waterproof, moistureproof, it will not be too hard to produce uncomfortable feeling, and it is not easy to break.3. [Round Antishock] Round and antishock, useing engineering principles to greatly protect the drawing paper and make it more secure when placed.4. [Applicability] The plastic tube can be used to store and travel posters, blue prints, maps, documents, large photo prints, drawings, artworks, arrows, fishing rods or other items you can imagine.5. [Rotating Cover Design] Waterproof rotating cover design reduces air contact and protects drawings from moisture and oxidation.Specification:Item Type: Poster TubeMaterial: PlasticPoster Tube Size:Unexpanded Size: Approx. 62.5 x 8.5cm / 24.6 x 3.3inSize After Stretching: Approx. 102 x 8.5cm / 40.2 x 3.3in.Package List:1 x Poster TubeNote:Manual measurement, there is a small error.