Stretch Art Tube: Use this black storage tube to transport your valuable artwork and documents Waterproof Case: The durable holder is waterproof to ensure the contents stay dry. The Perfect Size: The poster tube extends from 25.59 inches to 43.31inches in length, and the diameter is 3.15 inches. Adjustable Strap: storage tube has an adjustable shoulder strap that is comfortable for use ideal for students, architects, artists. Great to storage posters, blue prints, maps, documents, large photo prints, drawings, artwork, fishing rods, drum sticks and more. Specification: Material: PE Plastic Package Includes: 1 Piece Drawing Storage Tube : 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.