diff --git a/app/frontend/stylesheets/limber/screen.scss b/app/frontend/stylesheets/limber/screen.scss
index 968efaa2a..de6ad1eeb 100644
--- a/app/frontend/stylesheets/limber/screen.scss
+++ b/app/frontend/stylesheets/limber/screen.scss
@@ -531,6 +531,12 @@ form + .btn-block {
   }
 }
 
+.pool-tab-description {
+  @extend .list-group-item;
+  @extend .list-group-item-light;
+  @extend .small;
+}
+
 #ongoing_plate_purposes,
 #ongoing_tube_purposes {
   height: 33vh;
diff --git a/app/views/plates/_pooling_tab.html.erb b/app/views/plates/_pooling_tab.html.erb
index 8c469a76a..db6f606c1 100644
--- a/app/views/plates/_pooling_tab.html.erb
+++ b/app/views/plates/_pooling_tab.html.erb
@@ -1,4 +1,5 @@
 <ul id="pools-information" class="list-group list-group-flush">
+  <li class="pool-tab-description">Pools queued by requests</li>
   <% plate_presenter.pools.each do |pool| -%>
     <li data-pool="<%= pool.id %>" class='list-group-item pool-colours'>
       <div class="pool-data">