3M non-printed packing list envelope NP1 is a 4-1/2 x 5-1/2 in unprinted, clear, side loaded polyethylene envelope with easy and secure open and close. We designed this envelope with a high tack rubber resin adhesive that sticks on contact to packages. Oil and water resistant, this packing list envelope securely protects documents from damage throughout delivery. Keep packing slips, invoices, catalogues, cards and other shipping documents safe and secure with 3M non-printed packing list envelope NP1. This 4-1/2 x 5-1/2 in clear, polyethylene envelope features easy open close and reopen and a high tack rubber resin adhesive that sticks immediately upon contact. Oil and water resistant, our non-printed packing list envelope NP1 is built to withstand the toughest handling conditions. 3M non-printed packing list envelope NP1 features easy-to-remove liners, exposing high tack adhesive for fast application. The envelope easily loads documents from the side for easy opening and can be easily applied by hand, providing fast and efficient processing. Our non-printed packing list envelope NP1 works well in situations where the shipping orders are generated in an office area and later applied to the proper package in the shipping area. The non-printed face provides a clear window for logos, instructions or other information and is barcode readable. 3M non-printed packing list envelope NP1 protects your documents throughout the supply chain. At 3M we build solutions meant to meet every day challenges with success. Enjoy the benefits of our packing list envelopes and rest assure your essential documents will arrive upon delivery, safe and secure.