SpyX - Invisible Ink Pen

One of the group of SpyX must-have essentials for any spy on a mission
Protect your secret messages from prying eyes
Write in invisible ink and your message is safe until it is revealed to those in the know
SpyX surveillance, communication and concealment equipment is the next generation of cool spy toys
Perfect toys for buddy play; make sure your child has a set on hand for friends, too!