Bankers Box Store/File Basic Duty Storage Boxes feature double-end, single-side construction. Lift-off lid ships attached to prevent lid loss, then tears off for use. Light-duty, basic set-up construction for moderate stacking or use with shelving. Lift-off lid that stays attached until ready to use. Great for storing important papers, home and office items that you want to store away for future use. Made from corrugated cardboard.