The OEM Bankers Box Stor/File is designed for medium-duty storage of inactive files. This pack includes four boxes that feature a FastFold one-step setup for quick assembly. Each box has a string-and-button closure to keep contents secure, even if the box is overturned. They can stack up to five units high and hold up to 550 lb. of evenly distributed weight. Made with 60% recycled content, including 50% post-consumer material, these boxes are an eco-friendly storage solution.