3 x 3 x 30" White Square Mailing Tubes. Square tubes will not roll around which makes them easier to pack and ship than traditional round mailing tubes. These piece tubes ship flat to save space. Tubes fold together fast without tape or glue. Constructed from 200#/ECT-32-B white corrugated.
Heavy Duty Shipping Tubes: Holds up to 65 lbs (pounds), 32 lb (pound) edge crush tested, certified and tested to meet all single wall box storage, mailing, and freight requirements
Optimal Packaging Solution and Supplies: Designed to ship or documents, artwork, posters, blueprints, graphics, and charts
Mailing Tubes with Caps: Made of unprinted cardboard, single-layer corrugated boxes are lightweight and sturdy
100% Recyclable and Reusable: Simple materials, excellent performance; Made in the USA
25 Pack Bulk Box Value Bundle: Manufactured from and brand new

Long Cardboard Boxes, 30"L x 3"W x 3"H, Pack of 25 | Poster Tube for Mailing ...