You show a half dollar to the audience and ask a spectator to hold it in her hand. You take a lighter and move the flame in circles close to the spectator?�"s fist. You tell that the heat will melt the silver in the coin. Then, you extract a small silver nugget from the spectator?�"s hand. Finally the spectator opens her hand revealing a TRANSPARENT COIN! -Very easy to do -Perfect for restaurant or strolling magic. -Comes complete with a special transparent plastic coin and a metal nugget and routine. Originated by Dr. Boris Zola, manufactured by Vernet of Argentina.