Packing List Envelope with 2 pieces of release liners

This packing list envelope is manufactured with 2pcs of release liners. There are advantages and disadvantages depending on your usage of these pouches. If you have many consignments in the hundreds or thousands, the process of removing an additional release liner will slow you down.
On the other hand, if you want to ensure the user to stick the envelope fully and completely on the consignment or the position to paste the packing list envelope is important, using one like this with 2 release papers will help.
Notice the opening to insert the shippjng documents is a overlapping type, which is ideal for documents that are not confidential and can be removed and inserted multiple times by anyone.