White Stay Flat Mailers 11" IW x 13 1/2" IL - Pack of 100

White Stay Flat Mailers 11" inside width, 13 1/2" inside length Our most durable SEMI-GLOSS heavy-duty mailers are constructed of rugged 0.038 pt kraft paperboard. Stay flats are industrial strength with economical savings. The heavy board keeps items flat during shipping. The tab lock closing system helps to keep everything dust free in storage or the mail.