Style Permanent Marker Pen Ink Not Remove for School

100% brand new and high quality.
Feature:
Ink with bright color, easy to dry. The color is not easy to fade.
Add this ink in whiteboard marker pen, the marker pen can be reused. Which is economical.
The mouth of the ink bottle is special, can avoid leaking when adding ink. which is convenient and easy to use.
Suitable for various whiteboard pens.
It is a good choice for your friends and yourself.
Refill Ink only, other accessories demo in the picture is not included.
Specifications:Note:
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
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