# Custom product badges Custom product badges are supported in Marble 1.1.0 and above versions. To add a custom badge you need to add a tag with a specific prefix to the products that you want to have that custom badge. The prefix is `badge:` followed by the text you want to show within the badge. Example: the tag `badge: PROMO23` can be added like this:

Once added, the badge will be shown over the product cards like this:

And in the product page like this:

You can manage the colors of the badge through Theme settings > Style colors (Main/Alternative/Accent) > Badges.