Description Measuring approximately 18″ x 18″ x 16″, this durable box is designed to handle up to 65 lbs of kitchenware, small appliances, toys, shoes, or decor items268. Its robust construction ensures your belongings stay protected, while the medium size makes it easy to carry and stack in moving trucks or storage units. Packing Tips Since these are larger boxes, avoid filling them with very heavy items. A very heavy box will be hard to move, its bottom can give out, and it can even cause a back injury. 3.0 cube moving boxes are not waterproof. Consider adding a plastic sheet over the box or bubble cushioning inside it to protect the contents from water damage. Though cardboard offers some protection against impact, it is advisable that you wrap fragile items in bubble cushioning and newsprint. Also, consider filling empty spaces in this large moving box with bubble cushioning to prevent damage during transport.