It is the improveing pen of air erasable pen.It is good for the normal
air erasable pen.
environmental protection,not any poison
disappearing ink pen is used by fabric mark and shoes mark normal.At the
same time it can used by any material.
It is not disappear automatism for the writing.But it will disappear
between fifteen to sixty minutes,or after the writing touch the water.
We have multi-design.
Disappearing ink pen is the same with air erasable pen and auto vanishing pen
in some condition.
Use the disappearing ink pen in its available time.
Please use "the water" or "clearning pen" to get rid of the writing,if the
writing do not disappear on normal situation.
the disappear time is limited to the material,air wet condition,temperature,
and so on.