Add a Back in Stock button to the Collection page - Back In Stock Support Center

Mon Dec 27 2021 11:27:20 GMT+0000 (Coordinated Universal Time)

Saved by @linooliveira

{% unless product.available %}
  <a href="#" class="BIS_trigger" data-product-data="{{ product | json | escape }}">
    Email when available
  </a>
{% endunless %}