diff --git a/addons/website_sale/static/src/js/website_sale.js b/addons/website_sale/static/src/js/website_sale.js
index f624eed5f50..6da3bf438e4 100644
--- a/addons/website_sale/static/src/js/website_sale.js
+++ b/addons/website_sale/static/src/js/website_sale.js
@@ -126,6 +126,19 @@ $(document).ready(function () {
         $('input.js_variant_change, select.js_variant_change', this).first().trigger('change');
     });
 
+    $('#modal_optional_products').on('show.bs.modal', function () {
+        var $confirm = $('#product_confirmation .js_attributes');
+        if (!$confirm.size()) return;
+        $confirm.empty();
+        $('.js_add_cart_variants:first ul:first > li').each(function () {
+            var $li = $(this);
+            var $span = $("<div><span></span>: <span></span></div>");
+            $span.children().first().text($li.children().first().text());
+            $span.children().last().text($li.find("label:has(input:checked) span:first").text());
+            $confirm.append($span);
+        });
+    });
+
     $("a.js_add, a.js_remove").click(function (event) {
         event.preventDefault();
         var $parent = $(this).parents('.js_product:first');
diff --git a/addons/website_sale/views/templates.xml b/addons/website_sale/views/templates.xml
index d21feefc9c7..89bf1d46f37 100644
--- a/addons/website_sale/views/templates.xml
+++ b/addons/website_sale/views/templates.xml
@@ -543,13 +543,16 @@
     </t>
   </xpath>
   <xpath expr="//t[@t-set='option_inc'][@t-value='0']" position="before">
-    <tr>
+    <tr id="product_confirmation">
       <td width="100">
         <span t-field="product.image_medium" t-field-options='{"widget": "image" }'/>
       </td>
       <td>
         <strong t-field="product.name"/>
-        <div class="text-muted" t-field="product.description_sale"/>
+        <div class="text-muted">
+          <div t-field="product.description_sale"/>
+          <div class="js_attributes"></div>
+        </div>
       </td>
       <td>
         <t t-if="product.lst_price != product.price">