You can design Avery Print & Apply Index Maker 5-tab dividers using the 11436 template in Avery Design & Print Online.
You can also use a template built into Microsoft Word or download an Avery 11436 template for Word, Photoshop, Illustrator, InDesign or Pages.
Here's some information on recommended printer settings.
Refills for the label sheets are available at https://www.avery.com/products/dividers/11225
If you want more information about a specific Avery divider, search for the product number on avery.com.