Poster Tube with Strap - Plastic Storage Tube, Document Tube, Plastic Poster Tube Art Carrying Case Holder for Artwork, Blueprints, Drawings, Paintings - Black with Red, Expandable, 24 to 40 Inches This Durable Tube Holder Protect Your Posters, Artwork, and Documents From Creasing While in Transit Tube is Water and Light Resistant - It Protects Materials Against Fading This Versatile Tube Has Unlimited Uses for Storage: Posters, Blue Prints, Artwork, Maps, Drafts Perfect for Artists, Illustrators, Architects or Hobbyists! Telescoping and locking feature extends from 24 inches to 40 inches in length.