No more papers lost in the bottom of the file cabinet! Attached folders have no gaps between them, so papers can't be accidentally lost. Unique design uses 40% less drawer space than standard folders. 11 pt. stock. Includes two sets of ten folders (20 folders total), tabs and inserts. Hanging File Folder Type: Standard; Size: Letter; Expansion: N/A; Material(s): 11 Pt. Stock.