Item Description:

Features:
• It writes as smoothly as common sign pen with the same color (Blue color) when it is writing.
• The ink will automatically disappear in 0.5~24h without any remains or signs left.
• Paper-saving and environmental-friendly. You don’t need to worry about wasting your
   paper when you are practicing your writing and taking some unimportant notes.
• You can also leave some secret message or important information to some specific person 
    without being discovered.

Specification:
• Color: blue
• Material: plastic
• Length: 12.4cm


Package include
 

5 x Magic Invisible Ink Marker Dispearing Pen Insert

Item Pictures: