JSON-LD lets you (and us) to collect all the data about your product and clearly show it in one small piece of JavaScript code which can be pushed anyplace to the site. This lets you work on a schema.org implementation working with JSON-LD independently of your topic enhancement. Here is https://prestashop-social-login06272.dbblog.net/5032785/not-known-factual-statements-about-automatic-google-rich-snippets-json-ld-open-graph-seo