[A lock on paper]
These signs do not line up on paper, and will not flow through water when dry.
Can also be written on metal, glass, plastic, etc.
Water-based pigment ink that produces crisp, vivid colors without any unpleasant smell.
You can use the fine and round cores to suit your purposes, and it can be used for various occasions such as imitation paper, calendars, posters, and crafts.