12-Pack String & Button Heavy-Duty File Box, Letter, FastFold | Protect critical records with string-and-button security, FastFold setup, and heavy-duty stacking strength

Secure String & Button Closure for
Reliable Storage: The classic string and button closure ensures your file storage boxes with lids remain securely fastenedperfect for document storage, moving, and long-term archiving.
Heavy-Duty Strength You Can Stack On: Constructed with a 750lb stacking capacity, these corrugated file boxes with locking lids provide a dependable solution for secure, stackable document storage - excellent for long-term archiving in active offices.
FastFold Assembly Saves Time: These file storage boxes with lids open quickly in seconds - no tape required, no hassle involved.
Ideal for professionals who appreciate rapid setup during audits, relocations, or quarterly cleanups.
Easy to Carry with Built-In Reinforced Handles: Transport your storage file boxes with assurance using tear-resistant hand holes - engineered for simple lifting and carrying between offices, rooms, or various locations.
Each file storage box is perfectly sized to hold standard letter-size files and folders - facilitating the organization of everyday paperwork, invoices, and office documents.
When not in use, these file storage boxes collapse flat for compact storage.
Reuse them repeatedly - suitable for seasonal records, rotating client files, temporary storage needs, or seasonal storage.
Eco-friendly with 60% recycled content, these cardboard file boxes with lids merge sustainability with proven durability