In products, there are two tags, general WooCommerce Tags and Emprise Product Tags. Emprise product tags are shown in product cards if you assign it to a product.
This Emprise Product Tag is also used in Dynamic Filter and Sidebar Filters under Popular Tags.
To create the Emprise Product Tags, go to ProductEmprise Product Tags
Now fill in the tag details and click on Add New Tag
After that, to add it to FILTER, go to Emprise Theme OptionsDynamic Filter and then select the tag by checking the radio button, set an icon and other details for it and save. Now, this tag will appear in product cards as well as the filters.