This invisible ink pen lets you write messages without leaving a trace. Invisible Writer

2 in 1 Invisible Ink Pen with Ink Revealing Blue UV LED Torch

We sell per one at wholesale price100% Brand NewInvisible Ink Pen with Ink Revealing Blue LEDHi what i have for sale here is an invisible ink pen you write with the invisible ink and you can make it appear with the built in blue revealing LED light built into the pen.

2 In 1 Invisible Ink Pen with Ink Revealing Blue UV LED Torch