Wonder Box Effect:  A currency note or coin is put into the Wonder Box.  The Magician give the Wonder Box to a spectator and asks him to remove the money from it.  After failing to open, the spectator gives the box back to the magician, who removes the note within a few seconds. 
Directions on how to perform the magic trick are included.
Box measures: 5.5 cm x 7.4 cm x 3.8 cm / 2.2 in x 2.9 in x 1.5 in
 

• See at Puzzle Master