Office Depot Brand 12in Corrugated Mailers, 4inH x 9inW x 12inD, White, Pack Of 50

Ship out documents, books and other important items in these durable mailers. Tough corrugated cardboard offers the strength needed for the hazards of transit, and an attached flap lid ensures a secure closure. Rugged corrugated cardboard provides plenty of strength for extended shipping journeys. Attached flap lid ensures that the mailer remains securely closed and contents stay inside.