Step 1  Download and activate WooCommerce Bundle Choice in Plugins section of admin’s dashboard and you will see plugin’s home page as below.

Step 2   click on Select Two Categories in first tab of plugin’s home page and complete form as shown in below.

Step 3     Now click on Map Categories in second tab of plugin’s home page and you will see form as shown below which help to bind links between product sub-categories, which will eventually let user combine products based on these category mappings.

Step 4    We are all set, now visit your site’s homepage and you will see two buttons as shown in image below.

Two Choice Buttons for each categories that have chosen in admin’s setting section.