12 Invisible Ink Pen with UV Light and 12 Top Secret Notebook Set.Party Favors for Kids 8-12,Escape Room Party Favors,Birthday Christmas Gift for kids,Goodie Bag Stuffers for Kids 8-12,Spy Party favor

This fine point marker, is loaded with special ink that is only visible under UV light. It includes a mini LED UV black light with batteries, so you can view your messages.

Children think that they are secret agents with these pens, lay mystery adventures and writing clues for each other. You can make secret messages with your friends.

Perfect theme for a fun party favor, for drawing, secret message writing, currency checking, security marking. It is a great gift for your lover, family and friend.

Remove the cap

Our Invisible Ink Pen comes with full invisible ink, once the cap is removed, the marker is ready to be used. Make sure to place the cap back on after finished writing your message.

Write your secret message

You will not be able to see the message, but it is there! Write as you normally would, but if you need guidelines, use the UV light to continue! You can write in ANY surface.

Turn the UV light to reveal message

The UV light is located on the cap of the pen, and it comes with batteries included, switch the button on/off and reveal your secret messages with ease.