Mute is one of the most baffling illusions that can be done with an ordinary Bic pen. This is the perfect impromptu effect, or for anyone who does pen routines such as Recapped or Pointless. The gimmick is easy to construct and clever. A very enjoyable effect to perform!
http://www.custom-playing-card.com/mute.html
http://www.custom-playing-card.com/mute.html