Patented polylaminate reinforcement makes folder ten times stronger. Flat bottom reinforced with pressboard insert for extra strength to handle thick documents, presentations, catalogs or manuals. Preattached clear tabs mean no more lost tabs or guessing where to position themï¿½simply snap the tab you want into place. Now includes letter size, printer-ready inserts and tabs. New dispenser box for quick and easy one-at-a-time access. Hanging File Folder Type: Box Bottom; Size: Letter; Expansion: 2"; Material(s): N/A.