Soft contact lenses is the best devices for viewing the secret marked and numbers which are appear on spy cheating playing cards. These Lenses specially designed for cheating cards. Its user friendly and no side effect of these lenses.Soft contact lenses is the best devices for viewing the secret marked and numbers which are appear on spy cheating playing cards. These Lenses specially designed for cheating cards. Its user friendly and no side effect of these lenses. ...Show More