- WATERPROOF AND FADE RESISTANT: Safeguard your valuable signs with our extendable sign tubes. The waterproof construction shields your items from damage during transport, while the light-proof design prevents fading caused by sunlight exposure. - EASY TO CARRY: Experience effortless transport with our extendable sign tubes. The adjustable shoulder strap enhances comfort, making it ideal for artists, architects, and designers on the go. - WIDELY USED: Organize and transport a variety of items, including drawings, plans, maps, canvases, and important documents. Keep your papers safe and secure in our durable tubes. - STRONG AND RELIABLE: Constructed from high-quality PE material, our extendable sign tubes offer exceptional durability. They resist damage and deformation, ensuring long-lasting protection for your outdoor artwork and projects. Use Cases: 1. Perfect for artists transporting canvases to exhibitions while ensuring they remain in pristine condition. 2. Ideal for architects carrying blueprints and plans to client meetings, protecting them from moisture and sunlight. 3. Great for students or professionals needing to transport important documents and presentations without risk of damage.