The Shred Cube is a USB computer accessory that shreds digital files for permanent data deletion. Now you can permanently delete computer files that are not able to be recovered. Much like a paper shredder, Shred Cube actually overwrites the hard drive of any file or folder chosen by the user. It's a completely external device so there is no software to download and no risk that your files would be accessed by any third party. Perfect for professionals that need to permanently delete client or customer files. Easy to use, Shred Cube offers high tech permanent data destruction at a consumer level.