Courier Bags are popularly used by online vendors. They are totally customized from the thickness of the Polybag for safe transit to the printing matter on them for branding the visibility.
The extruded Polyethylene Film, which is gray/black inside & white outside, with a flap with permanent tape. When the bag is taped it will tear off the bag after 10-15 mins (Tamper Proof courier bags).
A clear overlapping POD Jacket for the insertion of waybill or consignment notes etc. is available on either side of the Courier bag.