Folder/File Storage Box Offers A Convenient Way To Organize, Protect And Store Materials At School Or Anywhere. Extra-Strength Construction And Unique Design Provide Space For Standing Or Hanging Files And Side Tabs To Hold Files In Place. Design Features Reinforced Handles And A Useful Side Index. Part Of The File 'N Save System, This Folder Box Works With Standard Letter-Size File Folders And Hanging Files (Both Sold Separately)..