Invisible Ink Pens

Write secret messages only you and your friends can see!

Each pen is filled with invisible ink & comes with a uv light. Write your secret message then illuminate to read.

Features:

  • The Invisible Ink Spy Pen to write, read, and share invisible messages
  • Use the UV light to reveal the top secret spy message.
  • Requires: 3 x LR41 batteries (non-relaceable)
  • Suitable for ages 6 & up