Expandable Chart Tube 40–70 cm, Poster Holder with Strap, Durable Plastic Case

This durable document storage tube is made from high-quality hard plastic to protect posters, drawings, architectural plans, and artwork during transport and storage. It features a normal length of 40 cm, expandable up to 70 cm, with a 6.5 cm inner diameter suitable for large rolled sheets. The adjustable design allows secure storage for multiple paper sizes, while the twist-lock cap ensures safe closure and prevents accidental opening. A comfortable adjustable shoulder strap makes it easy to carry, making it ideal for students, teachers, engineers, architects, artists, and office presentations.