The set includes a pair of refills as well as an ultra-violet torch that can be used to make the pen ink visible. Ultra-violet torch Key ring. Special pen, that writes with invisible ink that can only be revealed under ultra-violet light.
INVISIBLE INK PEN: The ink is invisible after you write with it, unless you light on the cap blacklight to see the secret message perfectly. WRITE
VOVRU Invisible Ink Pen 24Pcs Spy Pen with UV Light Magic Marker Kid Pens for Secret Message and Birthday Party,Writing Secret Message for Easter Day
The set includes a pair of refills as well as an ultra-violet torch that can be used to make the pen ink visible. Ultra-violet torch Key ring. Special
Secret Message Writing SPY PEN UV LIGHT TORCH Magic Letter Invisible Ink Marker
Secret Message Spy Marker with Flash Light - Hidden Message Pen
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DISNEY 100 YEARS Magic Snow Globe There's A Great Big Beautiful Tomorrow Mickey £127.01 - PicClick UK
Invisible Ink Pen, Spy Pen Secret Message Writer with
SECRET MESSAGE WRITING SPY PEN +UV LIGHT TORCH Magic Letter Invisible Ink Marker £5.93 - PicClick UK
SHOPKINS SECRET MESSAGE Set tin case Stickers journal invisible ink pen £6.99 - PicClick UK
Set of 2 - Secret Message Spy Marker with Flash Light - Hidden
This spy pen is the top secret way to write! Write a top secret message with the invisibility ink, and reveal it with the UV flash light! You can use this in two fun ways. First, one end of the pen has a functional ball point pen when you want to write things for others to see. Open the cap to use a clear marker that writes invisibly, the only way to see the message is to shine the light that is attached to the pen! Approx. 6 long Includes a built-in flashlight to expose the message.
Secret Message Spy Marker with Flash Light - Hidden Message Pen - Invisible Ink and UV Light Set of 2 Random Colors
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KERRT Invisible Ink Pen with UV Light Secret Message