Marked Playing Cards Contact Lenses
As a leading manufacturer for marked playing cards cheating device in China, we can provide the best marked playing cards contact lenses for seeing invisible ink.
In order to meet different customers for different district, we have developed many types of invisible ink pen contact lenses. They are specialized for different size and different colors of eyeballs. After you wearing this marked cards contact lenses, you can see the concealable markings on the invisible ink marked deck cards easily. Because of the perfect procession and good quality, these marked playing cards contact lenses will not hurt your eyes even you use it for long time and can keep your eyes moist.
Do you want to have a try?