You can add unlimited number of cover and back pages for each PDF catalog template.
Cover pages will show up one after another on the beginning of the PDF file.
Back pages will show up one after another at the end of the PDF file.
All our solutions are compatible with or without WooCommerce Catalog Booster plugin.
The best if you are starting with your catalog development.
This is a simple solution for an extendable custom post type to create your catalog.