Best Heavy Duty File Storage Boxes of 2025

The Bankers Box R-KIVE Heavy-Duty Storage Boxes are designed with triple end, double side, double bottom construction that makes them durable and capable of withstanding frequent handling. With the FastFold assembly, the boxes can be quickly and easily assembled. The reinforced tear-resistant hand holes make the boxes comfortable to carry. The boxes come with a deep, locking lift-off lid that stays in place for secure file storage, while the smooth rolled edges add strength and prevent paper cuts.

Fellowes File Storage Boxes are designed with heavy-duty construction to withstand frequent handling. The FastFold assembly feature makes setting up quick and easy for you. Reinforced tear-resistant hand holes ensure comfortable carrying. The deep locking lift-off lid secures your files in place. Smooth rolled edges add strength and prevent paper cuts, making organizing and storing your files a breeze.

The Universal Storage Box is a heavy-duty fast assembly lift-off lid storage box designed for letter/legal-sized documents. With extra strength for storage on steel shelving units, this storage box is built to withstand heavy loads. Its double wall construction on all panels increases stackability, allowing for efficient use of space. The smooth, rolled edges eliminate paper cuts, ensuring the safety of your documents. The Universal Storage Box is perfect for organizing and storing important files and papers, providing convenience and peace of mind. Its durable construction and stackable design make it a reliable choice for all your storage needs.

These storage file boxes are designed with maximum security string & button closure to keep contents secure, even when the box is overturned. The boxes are up to 50% stronger than other string & button boxes for stacking without shelving. The FastFold feature allows for quick and easy assembly. The reinforced plastic handle makes it easy to pull the box off shelving. Additionally, the item's packaging clearly indicates what is inside.

These Staples heavy-duty storage boxes are sold as a set of four and boast a stacking strength of 850 lb. They have double-sided, double-bottom construction and are made of sturdy, lightweight white with gray corrugated cardboard. Measuring 9.8"H x 12"W x 15"D, they can be used for either letter or legal-sized files.

The Bankers Box R-KIVE Heavy-Duty Storage Boxes provide a strong and durable storage solution for your files. With heavy-duty, triple end, double side, double bottom construction, these boxes can withstand frequent handling and stacking. The fast fold assembly and reinforced tear-resistant handles make it easy and comfortable to use. The deep locking lift-off lid ensures secure file storage while the smooth rolled edges prevent paper cuts.

The Bankers Box LIBERTY Heavy-Duty Storage Boxes are designed for maximum security with a string and button closure to keep contents safe even if the box is overturned. These boxes are up to 50% stronger than other string and button boxes, allowing for stacking without shelving. With FastFold assembly, the boxes can be put together quickly and easily. The reinforced plastic handle makes it simple to pull the box off shelving. Sized at 10" x 15" x 24", it's perfect for legal documents.

This plastic file box is designed to store and transport letter and legal size files. Its durable construction with reinforced corners allows it to stack up to 5 high, providing secure storage. The modular design makes it easy to stack and the built-in hanging rails keep files organized and accessible. The comfortable handles and locking lid make for secure and easy transport. It is TAA compliant.

The Bankers Box R-KIVE Heavy-Duty Storage Boxes are designed with heavy-duty, triple end, double side, double bottom construction that stacks up stronger and withstands frequent handling. The FastFold feature allows quick and easy assembly while reinforced tear-resistant hand holes make boxes comfortable to carry. The deep, locking lift-off lid stays in place for secure file storage and the smooth rolled edges add strength and prevent paper cuts. This is a great option for those looking for sturdy and secure storage file boxes.

Bankers Box File Boxes are your go-to solution for organized file storage. With instant assembly, you can simply push the corners together for quick setup. The heavy-duty construction ensures reliable stacking, storage, and transport. You'll appreciate the reinforced tear-resistant hand holes that make carrying comfortable. The deep, locking lift-off lid secures your files in place for worry-free storage.