Super Volume Erasable Whiteboard Marker Pen Refillable Huge Pen Perfect for Office, School, and Student Use – Dry-Erase Ink

Tips:

Steps for changing the refill:

1. Twist and open the transparent rear cover of the pen. (Note: Do not remove the ink cartridge if the ink has not been used up, to prevent ink leakage.)

2. When replacing the refill, please keep the refill opening facing upwards to prevent ink leakage.

3. Insert the refill with the opening facing into the pen and twist the transparent back cover tightly.