All we know that the best invisible ink pen contact lenses is suitable for marked cards which comes with the magic ink on back of deck. And there invisible ink marks was made with polarized ink pen.

 Have you used the playing cards invisible ink to mark card marking ink on back of your poker cards? Do you know the feature of juiced deck luminous invisible ink? Here we are strongly recommend

How to mark cards with an invisible luminous pen? There are magic polarized ink pen in our company that can help you mark the card marking ink on the back of poker cards clearly and easily. Marking th