[Lightweight & Freight Saving] 50pcs per pack included, only 2lbs, it is lightweight to carry and save your cost.
[Enhance the Privacy & Security] Smooth surface and dark inner makes it privacy.
[Anti Cracking & Tear-able Edge] It's able to elongate it to about 3 times longer than usual.
[Water Dirt Resistant & Time Saving] Waterproof and easy to stick your express waybill.
[Widely in Use & Multi-choice] Suitable for your business, office, individual store and express carry facility.