The pen head is precision processed by Swiss Mikron machine.
The spring is built in the pen head, which can stand against the ball and ball seat when it is placed horizontally, so as to improve the sealing performance and effectively prevent ink leakage.
Pigment based ink, ink out smoothly, fast drying, water does not Yin, long-term color, save your every stroke.
It is 1600 meters writing distance, four times the writing distance of ordinary neutral pen.
Specifications: Name: Super Durable Gel Pens Model: MJBWB03WC Type: Gel Pen Refill: 0.5mm Color: orange, yellow, green, blue, purple Quantity: 5pcs/box Pen Size: 145*9.5mm Use: Office and School Pen