It allows to fold flat when not use. It only takes about 10 seconds to snap pieces together without any tools, assemble it with a very simple way. Multifunction? The folding storage box can be used as storage cabinets, outdoor storage box, garage organization, tool organizer, kitchen organization, closet organizer, dog food storage container, food storage containers, laundry room organization, toy storage, car organizer, Christmas decorations clearance, bedroom storage, snack organizer, book bins, hat storage, etc.