• This unique 3½" square tube is designed for easy insertion and removal of rolleddocuments, simple stacking for storage, and reduced weight for postal cost savings.
• Tubes come in three lengths and are made of crush-resistant white corrugated fiberboard. Features a self-locking closure that won't pop open, need tape, or glue. Shipped flat. 36/box.
|Alvin 44" Corrugated Fiberboard Square Tube White Self Locking - 3.5" I.D Pack of 36 (Shipped Flat)||$205.00|