For transporting mail between locations
Approved by U.S. Postal Service, Transit Sacs are sent through the mail or are used by messenger services. Zipper closure keeps mail intact. Contents are kept confidential by looping security seal through grommet and zipper pull. I.D. window and address card route sac. One-color imprinting available in the upper left-hand corner for an additional charge. Choose from a large variety of sizes, fabrics and colors.