OneStep Index System with 12 tabs instantly creates custom index sets by printing onto the included Table of Content sheets. Use it to organize the materials in your tabloid-size binders. Printable Table of Content sheets reference the pre-printed tabs on the divider sheets. Matching, pre-printed tabs can be used in either vertical or landscape formats. Easy-to-use, free templates in your favorite software are available online. Numbered 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.