diff --git a/addons/mass_mailing/data/mass_mailing_demo.xml b/addons/mass_mailing/data/mass_mailing_demo.xml
index 18b2492d617..3cc02dd101e 100644
--- a/addons/mass_mailing/data/mass_mailing_demo.xml
+++ b/addons/mass_mailing/data/mass_mailing_demo.xml
@@ -86,8 +86,8 @@
             <field name="reply_to_mode">new</field>
             <field name="reply_to">Info &lt;info@yourcompany.example.com&gt;</field>
             <field name="body_html" type="html">
-<div class="o_layout o_default_theme">
-    <div class="container o_mail_wrapper" style="border-collapse:collapse;">
+<div class="o_layout o_default_theme oe_unremovable oe_unmovable" data-name="Mailing">
+    <div class="container o_mail_wrapperoe_unremovable oe_unmovable" style="border-collapse:collapse;">
         <div class="row">
             <div class="col o_mail_no_options o_mail_wrapper_td oe_structure" style="text-align:left;width:100%;">
                 <div class="o_mail_block_header_logo" data-snippet="s_mail_block_header_logo">
diff --git a/addons/mass_mailing/static/src/js/mass_mailing_widget.js b/addons/mass_mailing/static/src/js/mass_mailing_widget.js
index 49457a76d3e..d009b99fd09 100644
--- a/addons/mass_mailing/static/src/js/mass_mailing_widget.js
+++ b/addons/mass_mailing/static/src/js/mass_mailing_widget.js
@@ -124,6 +124,17 @@ var MassMailingFieldHtml = FieldHtml.extend({
     // Private
     //--------------------------------------------------------------------------
 
+    /**
+     * @override
+     */
+     _createWysiwygIntance: async function () {
+        await this._super(...arguments);
+        // Data is removed on save but we need the mailing and its body to be
+        // named so they are handled properly by the snippets menu.
+        this.$content.find('.o_layout').addBack().data('name', 'Mailing');
+        // We don't want to drop snippets directly within the wysiwyg.
+        this.$content.removeClass('o_editable').addClass('o_not_editable')
+    },
     /**
      * Returns true if the editable area is empty.
      *
@@ -269,15 +280,16 @@ var MassMailingFieldHtml = FieldHtml.extend({
             // This wrapper structure is the only way to have a responsive
             // and centered fixed-width content column on all mail clients
             $new_wrapper = $('<div/>', {
-                class: 'container o_mail_wrapper o_mail_regular',
+                class: 'container o_mail_wrapper o_mail_regular oe_unremovable',
             });
             $newWrapperContent = $('<div/>', {
-                class: 'col o_mail_no_options o_mail_wrapper_td oe_structure'
+                class: 'col o_mail_no_options o_mail_wrapper_td oe_structure o_editable'
             });
             $new_wrapper.append($('<div class="row"/>').append($newWrapperContent));
         }
         var $newLayout = $('<div/>', {
-            class: 'o_layout ' + themeParams.className,
+            class: 'o_layout oe_unremovable oe_unmovable ' + themeParams.className,
+            'data-name': 'Mailing',
         }).append($new_wrapper);
 
         var $contents;
diff --git a/addons/web_editor/static/src/js/editor/snippets.editor.js b/addons/web_editor/static/src/js/editor/snippets.editor.js
index b4e9bcdaa52..638f93e442a 100644
--- a/addons/web_editor/static/src/js/editor/snippets.editor.js
+++ b/addons/web_editor/static/src/js/editor/snippets.editor.js
@@ -181,8 +181,8 @@ var SnippetEditor = Widget.extend({
         var $customize = this._customize$Elements[this._customize$Elements.length - 1];
 
         this.isTargetParentEditable = this.$target.parent().is(':o_editable');
-        this.isTargetMovable = this.isTargetParentEditable && this.isTargetMovable;
-        this.isTargetRemovable = this.isTargetParentEditable && !this.$target.parent().is('[data-oe-type="image"]');
+        this.isTargetMovable = this.isTargetParentEditable && this.isTargetMovable && !this.$target.hasClass('oe_unmovable');
+        this.isTargetRemovable = this.isTargetParentEditable && !this.$target.parent().is('[data-oe-type="image"]') && !this.$target.hasClass('oe_unremovable');
         this.displayOverlayOptions = this.displayOverlayOptions || this.isTargetMovable || !this.isTargetParentEditable;
 
         // Initialize move/clone/remove buttons
@@ -483,7 +483,7 @@ var SnippetEditor = Widget.extend({
                         // Consider layout-only elements (like bg-shapes) as empty
                         return el.matches(this.layoutElementsSelector);
                     });
-                return isEmpty && !$el.hasClass('oe_structure')
+                return isEmpty && !$el.hasClass('oe_structure') && !$el.hasClass('oe_unremovable')
                     && (!editor || editor.isTargetParentEditable);
             };