• Equipped with 5 functions of 4-color 0.4mm ballpoint pen and mechanical pencil (0.5mm).
• It can be used separately by color and purpose.
•  By adopting a movable binder clip, it can be easily clipped to a notebook or bag, making it easy to carry around.
•  By knocking the rear end (the part where the eraser is mounted), the sharp core can be taken out, making it easy to use.