Feature:
Inspiration: Invisible ink.
Color: Blue color.
Size: 18ml, Bottle is 3cm*3cm*6.6cm.
Weight: 80g.
Tip: Ink is invisible, can be checked under UV light.
Instruction for refilling:
Feature:
Inspiration: Invisible ink.
Color: Blue color.
Size: 18ml, Bottle is 3cm*3cm*6.6cm.
Weight: 80g.
Tip: Ink is invisible, can be checked under UV light.
Instruction for refilling: