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Buy marked cards invisible ink glasses online

What are sunglasses used for? There is no doubt that glasses are designed for wearing so as to defending our eyes from the sun. But how could you imagine glasses can be used to detect invisible ink backside luminous ink marked cards poker? GS can do that.
GS marking playing cards cheating devices in China have more than ten years processing in marked poker cards and poker accessories. Aviator invisible playing cards sunglasses are one kind of marked cards reader for reading hidden information backside luminous marked cards. After processed, you cannot find difference between normal sunglasses and infrared glasses poker.
With fashionable outward look, other players just think Aviator sunglasses are cool and do not regard them as one kind of luminous ink glasses kit for marking cards with invisible ink.