diff --git a/src/common/tooltip.js b/src/common/tooltip.js
new file mode 100644
index 0000000..6657c58
--- /dev/null
+++ b/src/common/tooltip.js
@@ -0,0 +1,62 @@
+import {MDCTooltip} from '@material/tooltip';
+
+const probCleanOrphanTooltips = 0.07;
+
+const currentTooltips = new Set();
+
+// For each tooltip, if the element which is being described by it no longer
+// exists, delete it.
+function cleanOrphanTooltips() {
+  return new Promise((res, rej) => {
+    for (const tooltip of currentTooltips) {
+      if (document.querySelector('[aria-describedby="' + tooltip.id + '"]') ===
+          null) {
+        currentTooltips.delete(tooltip);
+        tooltip.remove();
+      }
+    }
+    res();
+  });
+}
+
+export function createPlainTooltip(srcElement, label, initTooltip = true) {
+  if (srcElement.hasAttribute('aria-describedby')) {
+    let tooltip =
+        document.getElementById(srcElement.getAttribute('aria-describedby'));
+    if (tooltip !== null) tooltip.remove();
+  }
+
+  let tooltip = document.createElement('div');
+  let tooltipId;
+  do {
+    // Idea from: https://stackoverflow.com/a/44078785
+    let randomId =
+        Date.now().toString(36) + Math.random().toString(36).substring(2);
+    tooltipId = 'TWPT_tooltip_' + randomId;
+  } while (document.getElementById(tooltipId) !== null);
+  tooltip.id = tooltipId;
+  tooltip.classList.add('mdc-tooltip');
+  tooltip.setAttribute('role', 'tooltip');
+  tooltip.setAttribute('aria-hidden', 'true');
+
+  let surface = document.createElement('div');
+  surface.classList.add(
+      'mdc-tooltip__surface', 'mdc-tooltip__surface-animation');
+  surface.textContent = label;
+
+  tooltip.append(surface);
+
+  // In the Community Console we inject the tooltip into
+  // #default-acx-overlay-container, and in TW directly into the body.
+  var tooltipParent =
+      document.getElementById('default-acx-overlay-container') ?? document.body;
+  tooltipParent.append(tooltip);
+  currentTooltips.add(tooltip);
+
+  srcElement.setAttribute('aria-describedby', tooltipId);
+
+  if (Math.random() < probCleanOrphanTooltips) cleanOrphanTooltips();
+
+  if (initTooltip) return new MDCTooltip(tooltip);
+  return tooltip;
+}