Batman v Joker Dichro UV OrnamentThis Christmas ornament features Batman, Joker, and the Bat Signal. The ornament itself is made of dichroic vac stack tubing which features blues, purples, and greens with an overlay of blue dichroic sparkles. Joker is backed with ion green UV, while Batman and his symbol are backed with Blu V blue UV to make the ornament pop under blacklight. It was made using traditional flame working techniques.