Providing rigid and robust protection against tears, folds and creases for your important documents, these large Square Postal Tubes from ColomPac have dimensions of 705x108x108mm.   Easy to stack and handle without rolling, these robust postal tubes offer lower postage costs in comparison with typical round postal tubes. Saving you time, money and space, these square postal tubes are supplied flat and are fast and easy to assemble and seal with the integrated self-seal adhesive strips. Features include: Supplied flat Self-seal adhesive strips – no need for additional adhesives or packing tape Tear open strip FSC Certified and Climate Neutral Recycled, recyclable and biodegradable