The mentalist shows a transparent glass of rectangular shape and makes choose two cards to two spectators. Then takes back the glass, he breaths on it and magically on it will appear the cards chosen. A moment later the glass returns completely transparent.
The deck is not included.
The two "revelations" with the glass, may differ from set to set.
The glass allows to reveal two different cards. It measures cm 5,5 (l) x 3,7 (h) x 0,2 (w).