A-Frame Course - Source of /examples/0300-text-02-sides.html

<!DOCTYPE html>
<html>
  <head>
    <title>Text - 02 - Sides</title>
    <script src="https://aframe.io/releases/1.4.0/aframe.min.js"></script>
  </head>
  <body>
    <a-scene>
      <a-sky color="blue"></a-sky>

      <a-text
        position="0 2 -2"
        value="I render from the front!"
        side="front"
      ></a-text>

      <a-text
        position="0 1.5 -2"
        value="I render from the back!"
        side="back"
      ></a-text>

      <a-text
        position="0 1 -2"      
        value="I render from both sides!"
        side="double"
      ></a-text>

      <a-entity>
        <a-camera></a-camera>
      </a-entity>
    </a-scene>
  </body>
</html>