Features: Blueprint storage tube is an ideal solution for document transport, ensuring that your posters are held carefully and stored securely. This feature refines the way you handle important posters, be it for personal use or professional situations, aiding you in effectively preserving them in good condition and avoiding potential hurt. Being lightweight, adjustable, and durable, our storage tube with strap is an ideal solution for document transport. It offers both convenience and protection, making it an ideal choice for individuals who need to carry their posters and documents frequently. Specifications: Material: PE mainly Color: black Size: about 4.13 x 30.71 inches/ 10.5 x 78 cm, suggested expandable length: about 30-49 inches Package includes: 4 x Poster tubes Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. The tube can actually be expanded to 53 inches, but when it is stretched to 53 inches, the cap can't be covered, which affects the use, so it is recommended that you use 49 inches as the maximum length. Package Contents: every package is meticulously packed and includes 4 pieces of poster storage tubes; These multipacks allow for a convenient and organized system of storing various types of posters; Its thoughtful packaging offers sheer convenience for those who wish to categorize their poster collections for easier transport Versatile and Adjustable Length: the blueprint tube embraces a flexible length feature, with every tube measuring about 4.13 x 30.71 inches, and the length can be expandable between 30-49 inches, which can fit the size of your posters without damaging them; The tube can actually be expanded to 53 inches, but when it is stretched to 53 inches, the cap can't be covered, which affects the use, so it is recommended that you use 49 inches as the maximum length Robust Material Composition: mainly made from PE material, the telescoping drafting tubes promise a reliable and sturdy storage solution for your prized posters, they ensure that your posters are well protected without creases, wrinkles, or unwanted hurt during transport or while in storage, and the good airtightness ensures that your artworks are not exposed to air, water, moisture and sunlight Convenient Strap Design: our extendable poster tubes feature a practical and handy strap design; Utilizing a shoulder strap eases the process of carrying your poster tubes, making it convenient when transporting your documents even you expand the tube to 49 inches long Abundant Application Opportunities: the poster holder tube is not limited to storing posters only; It offers a broad range of application opportunities by which it can be applied for storing and transporting blueprints, maps, drawings, or artworks; The multipurpose nature of the tube makes it an ideal addition to various arrays of occupational fields and industries