Performance effect:

One rabbit is placed in a spectator's hand, and upon opening it, it will be found to have increased to two in his clinched first. One of the two rabbits is taken and put into your pocket, the other one is given to the spectator to hold in his hand. Again, the one rabbit will multiply into two in his hand. Next, the two rabbits are found to have increased to four. Finally, all four are transformed into one large Mr. Rabbit match to the astonishment of the audience.

The secrect and an specific english instruction included in the package.