Sony TDG-BR50/P Youth Size 3D Active Glasses, Pink by Sony. $55.99. Amazon.com Product Description                 Enjoy an incredible, high-quality 3D entertainment experience when you combine this pair of youth-sized 3D Active Glasses in pink with a compatible BRAVIA 3D HDTV and the separately available 3D Sync Transmitter.  3D Active Glasses--side view (above) and front view (below).    Sony&#x27;s innovative design blocks out distracting room light and the adjustabl...