This rolling file rack has 12 tiers, the 12 tiers of storage space allows us to categorize our documents in a more detailed way and make it easier to find the documents. which provides plenty of space for storing a large amount of paperwork and office supplies. This file holder is suitable for office organizing, school classroom, home studio and desk side, specially for storing files, books, magazines and so on. Make full use of the storage capacity of this file rack, make your office environment more neat and comfortable, enhance your office efficiency.