Cardinal One-step Printable Table of Contents Dividers - 12 x Divider - Printed Jan to Dec - 12 Tab(s)/Set - 9" x 11" - 12/Set - White Divider - Multicolor TabFrom the ManufacturerOneStep Index System instantly creates custom index sets by printing onto the included Table of Content sheets. Matching, preprinted monthly tabs on the divider sheets can be used in either vertical or landscape formats. Easy-to-use, free templates in your favorite software are available online. Tabs and ring edges are reinforced to withstand heavy use. Three-hole punched indexes are compatible with laser or inkjet printers, as well as standard typewriters.