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How to see invisible playing cards
Marked playing cards also called luminous marked cards or spy invisible playing cards. We cannot see through its invisible ink magic markings on the back of cards. We need to use spy invisible playing cards contact lenses to read its marks backside marked cards poker.
Marked playing cards contact lenses will not change your eyes color, and you can use it to detect cards marking ink on juice marked cards easily.
Before you purchase, please contact us for more details about your eyes color and other information, and we will recommend you the best suitable one.