As Instagram looks to make more room for eCommerce, it's testing a set of new features like in-stream shopping tools and shopping tags. Recently, Instagram testing to add shopping tags in the post captions which means some Instagram profiles now have the ability to add product tags in their post captions, and when you tap on the tag it will take you to a shoppable product page. Check out the link to learn more about this feature: https://bit.ly/2Nh5ANn