Alvin Metro Bag Square Poster Storage Tube, Travel Carrying Tubes, Document Blueprint Storage Tubes

Square document storage tubes, travel carrying tubes, blueprint storage tubes, poster tubes. Alvin METRO BAGS have soft, leather-like vinyl material covering this attractive square storage tube. 2 exterior pockets are perfect for pencils, brushes, rulers, art supplies, drafting tools. 4" square inside dimension. MK26 is 26" long; MK37 is 37" long. Poster, document, blueprint storage tube features an attached top with zippered closure and removable, adjustable shoulder strap. Great for architects, artists, students, teachers, draftsmen, engineers. Alvin square METRO TUBE poster tubes, blueprint storage tubes.