It is a marker to color vividly as poster color!
Because it has excellent water resistance, it does not flow in water and dry.
Because it is water-based, they do not affect the material, there is no unpleasant smell.
You can overwriting to be dry
There is no show-through or bleeding.
Because it is opaque ink, you can also be written to the metal / glass / plastic.
This is an 8-color set in bold type.