- Marker pen is refillable.
- Water based invisible ink.
- Glows blue when used with the supplied 12 LED UV Torch.
- This ink remains invisible until exposed to a UV light source.
- This Invisible ink marker will hold around 30 times more invisible ink than other invisible ink pens.
- Perfect for escape rooms, Parties, Secret messages, Halloween, and stolen property identification.
This product is in stock and ready to send (Queensland Stock).