How can I add this part, it is a child attribute 
[![enter image description here][1]][1]


Into email, which is sent to customers? Unfortunately now I have only the name, and sku in the email

[![enter image description here][2]][2]


  [1]: https://i.sstatic.net/ONMZK.png
  [2]: https://i.sstatic.net/IaPxv.png