This magically invisible magic ink ballpen will write your secret message. Once your secret message is written with this invisible ink pen wait a few hours and your secret message will disappear forever. With this magic ballpen, you can make lots of fun with your friends.

• There’s no difference in appearance but the writing will disappear in 2-3 hours.
• Widely used in file security, magic shows, and other security fields.
• New and high quality looks just like normal pen, but a great tool for a funny and magic trick
• The word that you wrote down by this pen will disappear thoroughly within hours
• Make fun of your friend with this pen or buy it as a gift for your friends