Spy Cheating Playing Card Contact Lenses Pair

The blue invisible ink playing cards contact lenses are specially designed for the users of blue color eyes. After wearing these contact lenses the color of the eyes of the user stays as original so on one can detect the difference with or without these lenses. These contact lenses are specially designed to see the invisible markings on the blue playing cards very easily and clearly. These blue invisible contact lenses are designed for blue invisible playing cards, marked rummy and marked mahjong