MAGICIAN SHOWS A SMALL BLACK CIRCLE TO PUBLIC & GIVES IT TO 1 PERSON PALM. THEN TELL HIM TO SELECT A CARD FROM A CARD DECK. THEN TELL HIM TO MOVE THAT CIRCLE PLATE COVER. WOW HIS CARD IS APPEAR INSIDE THE PLATE. ON THE BACK SIDES OF THE COVER THERE IS A DIFFERENT CARD IMPRESSION. YOU MAY PERFORM AGAIN WITH ANOTHER SIDE.