Binfen UV contact lenses for invisible ink marked cards
Contact lenses is a very helpful cheating device in the world, it can help you to cheat at many different kinds of poker cards. If you want to know the poker face (suits and values) when the poker cards face down, how will you do? One of the methods is to wear infrared contact lenses to read the invisible ink marked cards. Wear the contact lenses will help you to see the mark on the back clearly.