Triangular corrugated mailing tubes designed for safe shipping and storage of posters, blueprints and irregular-shaped items. These one-piece triangle mailers fold along their length and ship flat to conserve storage space. Constructed from 200#/ECT-32-B white corrugated paperboard with locking tabs for secure closure — no tape or glue required. Sold as a pack of 50 (Size: 2 In. X 18-1/4 In.). Eco-conscious construction includes recycled content. Features: crimped ends, sturdy triangular side wall protection, quick assembly, ships flat. Manufacturer / Product Line info from product database: Triangular White Tube Mailers, primary material Corrugated Cardboard, product line Triangular White Tube Mailers134326. Practical for office, industrial, art and shipping uses.
- Constructed from 200#/ECT-32-B white corrugated Proudly made in the USA!
- No tape or glue needed for assembly
- Tubes fold together fast and have locking tabs
- These one piece tubes ship flat to save space
- Triangle tubes open along the length making them easier to pack and ship than traditional round mailing tubes