Lockpick Invisible Ink Pen

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Exciting gadget to expand your spy collection with the invisible ink pen

This invisible ink pen gives you the opportunity to write secret messages. No one will know it! If someone wants to send a letter but you do not want every to know what you have written, use the invisible ink pen. Write the letter as usual. You will see that the letters disappear. The disappearance process depends on the speed you write and the temperature of the environment. The person who receives it must keep the letter in blue light and the characters will reappear. People who receive the letter in hand will think that it is a blank paper! 


Appearance of a standard ballpoint pen
Invisible ink
Writes easily and smoothly
Immediately disappear in contact with water
Ink visible only in blue light

Suitable for: All types of paper / material
Brand: 888
Model: Invisible ink pen
Material: Plastic
Colour: Black
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