Disappearing Ink Pen – Scavenger Box

An exciting way to create a secret message for your scavenger hunt! The black ink from this pen becomes completely invisible when subjected to heat and it keeps invisible until it's chilled to freezing temperatures. Direct flame, steam, and the heat from a hair dryer will all make the ink disappear. And placed inside a
An exciting way to create a secret message for your scavenger hunt! The black ink from this pen becomes completely invisible when subjected to heat and it keeps invisible until it's chilled to freezing temperatures. Direct flame, steam, and the heat from a hair dryer will all make the ink disappear. And placed inside a freezer for 30 seconds and the ink will reappear again! 

Magical invisible disappearing ink pen will write your secret message.Once your secret message has been written with this invisible ink pen, turn on

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