The magician shows a transparent glass of circular shape and makes choose two cards to two spectators. Then a spectator breaths on the glass 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 has a diameter of cm 4,90 and a thickness of cm 0,4.