Keeping your mailings safe and protected during shipping helps sure that your customers are always satisfied. This rugged corrugated carton is designed to withstand harsh handling while in shipment, so your items arrive in perfect condition. Mailing essentials that help you get more done in a shorter time. Made of tough corrugated cardboard that can handle heavy loads. Great for most applications, such as shipping, storage, transport and moving. Cube design helps to evenly disburse weight and can be stacked to save space. Tested to hold up to 200 lb per square inch. Meets most carrier specifications for shipping and handling.