Cardinal® OneStep® Table of Contents Dividers help you create an index system instantly. Matching, preprinted tabs on the divider sheets can be used in either vertical or landscape formats. Tab sets have coordinating Table of Content sheets. Easy to use, free templates in your favorite software are available online; details on packaging. Tabs and ring edges are reinforced to withstand heavy use. Laser and inkjet compatible. Three-hole punched and sized for 8.5" x 11" sheets. Index Divider Style: Monthly; Index Divider Size: 11 x 8.5; Punched/Unpunched: 3-Hole Punched; For Use With: Ring Binders.