Double K playing cards is a poker card that made in China, it is a kind of paper card.
Both in China and Singapore are widely use this kind of poker card.
We did the mark on the back of the cards by invisible ink, so that you can see the mark clearly when you wear our IR contact lenses. From the mark, you can know the suits (somewhere call it flower) and points clearly.
This kind of poker cards are suit for playing Chinese poker game, Singapore poker game and many local poker game in the south near China.
For more information, please contact the sales staff by the following methods:
Skype : Eye Poker