Office Depot Brand 6in Corrugated Mailers, 1inH x 5inW x 6inD, White, Pack Of 50

Fill these corrugated mailers with materials and seal the flaps shut for dependable delivery. The heavy-duty 200-lb/ECT-32-B corrugated construction is designed to hold together firmly over time. Manufactured from 200-lb/ECT-32-B corrugated material for lightweight strength. Attached flap lids allow quick and secure closure by using tape or sealing glue.