18x18x18 Heavy Duty Shipping Boxes, Kraft

Pack and confidently ship your items using our 18x18x18 box heavy-duty single-wall boxes.

• Rock-Solid Construction: Manufactured from ECT-44 single wall kraft corrugated material, these boxes provide superior durability and strength. Perfect for shipping heavier contents that need extra support.
• Stronger Than Ever: These cartons are 40% stronger than standard shipping containers, offering enhanced protection for valuable items. Ideal for handling the bumps and jostles of shipping.
• Ultimate Versatility: Our heavy-duty single-wall boxes are perfect for a variety of items, including electronics, books, kitchenware, tools, and other heavy goods. They handle it all with ease and reliability.
• Stock Up with Ease: Sold in convenient bundle quantities, making stocking up in your warehouse or office a breeze. All boxes ship flat and are easy to assemble, saving you space and time.
• Efficient Packing: Save time and energy by using our heavy-duty boxes. Simply build, insert your items, and seal securely. Use appropriate void fill packaging to protect your items during transit.