A regular United States penny that has been hollowed out to form a thin shell, and a very thin piece of metal is placed inside of it.
This shell coin can now be picked up with a magnet allowing you can make up your own magic tricks where a penny will vanish, change into a dime, penetrate into a matchbook, and lots more!.
Our picture shows the front and back side of the coin. These are sold in pairs only. No instructions.