UV: Ultraviolet Invisible Ink Spy Pen (Spy Museum Exclusive)

Now you see it, now you don’t! Your adversaries can’t break your code when your writing is invisible! Communicate without leaving a trace—that is, until your agent utilizes this slick pens UV light and sees the message written in invisible ink suddenly illuminated. The pen and UV light are disguised as a flashlight to ensure your communication remains top secret. A Spy Museum Exclusive!