Plastic Storage Art Tube - Store & Carry Documents, Blueprints, Artwork, More - Hard Plastic Expandable Carrying Case - Black, 30.5 to 49 Inches This Durable Tube Holder Protects 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 30.5 inches to 49" inches in length. Easily Unclip the top for maximum extension!