I haven't used this at all since I purchased it, and it has been stored in its original bag. This product is currently sold on Amazon for 2200 yen (including tax). ZERO-PORT JAPAN Poster Case, Drawing Case, Adjustable Case, Dustproof, Rainproof, Drafting, Playmat Case, Tube (Square Tube 62cm~105cm (Navy)) This poster case is convenient for storing and transporting large posters such as A1, B1, and A0 sizes, as well as drawings and other documents. It can also be used for storing and preserving playmats for card games, children's drawings, and certificates. Made of water-repellent plastic, it is dustproof and rainproof, providing peace of mind even on rainy days. It is resistant to water and dirt, and protects the contents well! It can be adjusted to 12 different lengths depending on the purpose, and it is a poster case with a square tube design. [Size] Diameter: Approximately 7.7cm Total Length: Approximately 62~105cm [Weight] Approximately 450g ZEROPORT JAPAN Manufacturer's warranty included. *Please be aware of similar products. Purchases from sources other than ZEROPORT JAPAN are imitations with different packaging, product specifications, raw materials, and molds. Please be careful. Dark blue poster tube, adjustable up to 105cm, with an easy-to-use design. - Color: Dark Blue - Size: 62.5cm when stored, up to 105cm - Features: Easy-to-use design, with a strap that can be held with both hands - Compatible sizes: A1, B1, A0, B0 size poster storage possible - Cap: Cap with locking function Thank you for viewing.