LARGE Telescoping Adjustable ART Tube. GREAT Storage Holder Case for Document, Poster, Maps, Scrolls, Photos, Drawings, Prints, Blueprint, Artwork, Arrows, Photographs, Transport & Mailing. Expandable to 42 inches - WATER & Light Resistant. SUPERIOR QUALITY. Poster Tube made with heavy duty material for long-lasting use. Portable & Durable WATER&LIGHT RESISTANT. Features safety lock with adjustable locking positions 4 further convenience. EXPANDABLE & PORTABLE. Expands 25 to 42 inches long in 14 locking 1 inch increments 2 fit all sizes VERSATILE & UNLIMITED USES. Unlimited uses: posters, blue prints, maps, documents, drawings&artwork STORAGE HERO: includes an Extra Long Shoulder Strap that is comfortable for use even when extended