Versatile and Expandable: This large telescoping drafting poster tube expands from 30-1/4" to 52", with a 4" Outside & 3-3/4" inside diameter, making it ideal for storing and transporting posters, blueprints, maps, and more. It's perfect for artists, architects, and collectors needing flexible storage solutions. Rugged and Protective Design: Made from durable, rigid plastic, this tube ensures your contents remain safe from bending or creasing during transit. Whether it's art prints or important documents, trust this tube to keep everything secure and intact. Water and Light Resistant: Protect your valuable materials from water damage and fading due to sunlight exposure. This poster tube is designed to withstand various elements, preserving your contents in pristine condition.