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The Pen Use In Casino For Gambling

Invisible ink pen to help you write the marks on the back of cards. No need high tech to mark the cards, just a pen filled the ink by us. You can write on any cards and with the contact lenses you can see the marks very well.
The ink can stay on cards for 10 hours and you can shuffle and shuffle the cards again and again. 1 pen can help you to mark more than 50 decks of cards.
The pen can be use in Casino for gambling, also can be used in magic show or some private party.
Pen mark is an original and simple way to mark cards. The invisible ink pen is a necessary tool to mark invisible ink cards. The marks written on the back of cards can not be seen with the naked eyes, only special for the IR sunglasses or contact lenses.
Either the paper cards or the plastic cards can be marked by the invisible ink pen. One pen can mark more than 50 decks of cards.
The invisible ink pen is very convenient to mark cards in many poker occasions like home games, club games or casino games.