Stylish pen with a twist: At first glance, this silver pen looks like an ordinary writing instrument. But appearances can be deceiving: the secret pen writes with invisible ink! The writing only becomes visible under UV light, which is activated by pressing a button on the pen. This way, you can leave secret messages for friends or clues during a mystery game. A fun gadget for both young and old detectives!

Also practical for everyday use: As mentioned earlier, this pen is also excellent for mystery games or escape rooms, as you can hide messages in a clever yet simple way. However, the secret pen is also suitable for everyday use: for example, you can jot down passwords and keep them safe from prying eyes. Just make sure that only you have access to the secret pen with UV light.

Secret pen: For private messages and notes, mystery games, and children's birthday parties. The writing only becomes visible when the message is illuminated with UV light. The UV light is activated by pressing a button. Length: 13 cm. Color: Silver. Includes batteries. Additional features: Practical clip.