Heavy duty corrugated boxes are ideal to consolidate, as well as protect single, or multi-piece shipments. These boxes are made from heavy-duty Kraft material, which makes them 40% stronger than standard corrugated boxes. Available in various sizes, these corrugated shipping boxes can meet most diverse mailing and shipping specifications easily. These boxes are shipped flat, which helps save on storage space. These thick corrugated boxes are used to secure industrial items during transport, and their double wall construction provides maximum stacking strength. To know more, call us on our toll-free number 1(800)-783-5514, or mail your concerns at firstname.lastname@example.org.