Not every document shipping with a shipment is a standard packing list. Sometimes what's inside is time-sensitive, confidential, or critical to the transaction. Important papers enclosed envelopes give those documents the visibility and protection they require, signaling to anyone who handles the package that its contents require special attention. our envelopes adhere directly to the outside of any carton and are constructed from heavy 2 mil poly to shield documents from moisture and the other rigors of transit. Coming in high visibility colors, they straightforwardly make sure contracts, certifications, compliance documents, and other high-priority paperwork arrives safely and is noticeable.