Smead® Blue/Gray 1-31 Tab Desk File/Sorter Use Alphabetic, Numerical, Daily Or Daily Plus Monthly Indexed Files To Organize Papers. Heavyweight Dividers Are Bound Book-style So It's Easy To Open To The Desired Section. Letter-Size, 8-1/2" X 11", 1 To 31 Desk File/Sorter Makes It Easy To Organize Files.