Infrared anti poker cheat Sunglasses see marked card

our UV sunglasses, as a poker win device, can enable you to see clearly the invisible UV marks printed on the backs of regular

when you wear sunglasses, you can see the invisible ink mark on the back of the poker, and the invisible ink cannot be seen by the human eye.

This product can be used to prevent poker cheating, magic shows, poker games, and the appearance is the same as sunglasses, so no one will doubt it.