Office Depot Brand Heavy-Duty Double-Wall ECT-51 Boxes, 48inL x 40inW x 36inH, Kraft, Pack Of 5

Use these heavy-duty boxes when added strength is needed for storage or transport. The corrugated construction provides protection for the items inside and makes stacking simple to help you save space. Double-wall corrugated cardboard construction offers enhanced durability. Ideal for shipping and storage applications. Heavy-duty design allows boxes to stay strong when stacked. Shipped flat to minimize required storage space.