Invisible UV Ink Spy Pen, with UV Light | House of Marbles

Invisible UV Ink Spy Pen, with UV Light | House of Marbles

With this neat spy pen, you can write secret messages that can only be revealed by the in-built  U.V. light! Perfect writing secret notes and codes for only you and your mysterious spy compadres will know! Simply write your super secret codes, message and secrets down. and feel satisfied that the secret that you have penned can only be revealed by the UV light on your pen!

Pen height: 13cm or 5 inches