How can I buy marked playing cards contact lenses for grey eyes?
IR contact lenses are used for reading back marked cards with invisible ink clearly. Also, we can use them to detect whether poker playing cards marked with luminous invisible ink. Grey-eyes IR contact lenses are suitable for grey eyes.
IR contact lenses are the best and cheapest devices to see those marks on the back of poker cards. What is more important is that grey eyes marked cards contact lenses will not change the color of your eyes and it will not harm your eyes. And they are soft and comfortable when you wear them inside your eyes.
If you are with grey eyes, you could choose our magic invisible ink contact lenses for grey eyes.
GS luminous ink pen suppliers in China sells other colors of marked cards contact lenses, such as green-eyes contact lenses, black-eyes contact lenses, brown-eyes contact lenses and blue-eyes contact lenses. We also sell IR sunglasses, you could choose it to read back luminous marked cards as well.