This magic invisible ink contact lenses is used for invisible playing cards, the best choice for many poker players to read the invisible marks on the back of marked cards.
Its color is suitable for all customers, no matter what color are their eyes. This invisible ink pen contact lenses is concealed, not easy to be noticed by others. When you wear them, you can see the invisible markings on the invisible ink marked decks, so that you can know what card is and become a predictor of all of playing cards games.
Our omnipotent invisible ink contact lenses that see through playing cards is more safe than perspective glasses, it is very suitable to be used in poker cards games or magic show of marked playing cards.