These OEM Bankers Box Liberty Check and Form Boxes are strong and durable, designed for frequent access and maximum stackability. The maximum security box features a string-and-button closure to keep your check-size files secure, even if the box is overturned. A reinforced plastic handle makes it easy to pull the box off shelving, while the easy one-step FastFold setup ensures quick assembly. With a stacking weight capacity of 500 lbs, these boxes are ideal for organized storage.