Stock #: CP-0318TMT
These 3" x 18.25" Triangle Mailing Tubes do not roll around making them better for packaging and shipping than traditional round mailing tubes. Great to use for posters, charts, maps, blueprints, artwork and other documents. These 3 x 18 1/4 Triangle Mailing Tubes are 3 inches wide on each side and 18.25 inches long, and they can be reused and recycled. One piece Triangle Mailing Tubes ship flat to save space and fold together without tape or glue. Constructed from 200#/ECT-32-B oyster white corrugated, 50 per case.