Where is it? – Fantasio

The magician takes from his pocket a card holder wallet. He opens it, showing cards inside the transparent compartment He removes three playing cards, showing two Jokers that are placed face down on the table and a Blank Card that is placed face down half way inside the wallet.
Then he asks; “Where is the Blank Card?” The answer will be in the wallet. Next you remove the Blank card from your wallet and place it face down between the two face down Jokers. Mixing the three cards around with your fingertips, you ask him again; “Where is the Blank card?” The audience will be amazed because the three cards are now Jokers and the Blank card has vanished! With the special wallet supplied you can perform many other effects.