By Bestbuy.com

Quality Park - Kraft Button & String Inter-Departmental Envelope 9" x 12", 100/Box - Brown

Make interoffice communication efficient with these secure string and button envelopes, which are made of 28-pound paper stock to weather repeated use. The front of each envelope is printed with columns for 31 entries, so you can record intended recipients and senders. These 9 x 12-inch Quality Park interoffice envelopes have holes punched on either side that allow the receiver to confirm contents.