All cartons ship and store flat to save space. Meets most mailing and shipping carrier specifications. Corrugated cartons are all 100% recyclable. Cartons are sold in bundle quantities and ship flat to save on storage space and shipping. The corrugated shipping box is perfect for moving great for storage durable for shipping and ideal for packing lightweight bulky items such as books kitchenware clothes linens small appliances toys mugs and any other retail shipping.