Luminous Invisible Ink

Do you want to mark playing cards by yourself? Marking regular playing cards is an interesting thing to do, because you can mark the marks as you like and want, and only you know the meaning of the marks that you mark. The making of marked cards starts with the choice of luminous invisible ink.
We have different luminous invisible ink for your choice, among which IR invisible ink and UV invisible ink are in hot sale now.
With our luminous invisible ink, you can write the unique marks on the backs of cards, no matter the poker cards are plastic cards or paper cards, you all can write marks on it. The marks made by hand are different from those printed by marking cards printer. After you marking your poker cards with luminous invisible ink, you can use the marked cards contact lenses and luminous ink glasses to see the invisible marks.