Ultra Low Friction Jet Stream Ink: Creates an addictive and smooth writing experience. Includes 3 refills for Jetstream Prime Multi-Color Multifunction Pens, 0.02 inch (0.5 mm) black, red and blue ink. The worlds first revolutionary ink delivers a smooth writing experience with low writing resistance. Also, since the ink dries quickly, it reduces the stress of getting dirty hands. Twin ball mechanism also prevents ink backflow and includes a built-in spring tip to prevent ink leakage from reaching the nib.

From the Manufacturer

writes smoothly and deeply

Refill for Jetstream Prime Multi-Color Multifunction Pen with a 0.02 inch (0.5 mm).The Jetstream series features a smooth writing surface.

It features newly developed ink that allows you to write smoothly than traditional permanent ballpoint pens and continue writing even with more consistent and darker colors without the need to apply strong pressure.

It can keep writing clean and clean.

What you care about with an oil-based ballpoint pen is "ink dries slow, and if you write continuously, the paper becomes dirty."However, the ink used in the Jetstream series is embedded in paper faster, and dries quickly, so you can keep writing without worrying about smudges.

Also, the nib is equipped with a twin ball mechanism that adapts to the nature of this ink to reduce ink backflow.In addition, there is also a spring tip that prevents ink from leaking out of the nib, so you can rest assured that the ink is inside.

Jetstreams first metal refill for a slim body

Adopts the first dedicated metal refill with ultra-low friction jet stream ink that features "smooth writing, writing, writing, and high drying quickly."

By adopting a thin metal than a conventional resin refill, the diameter of the refill is thinner while ensuring maximum ink volume, and the slimmer of multiple colors and multi-functional axis is equipped with multiple refills.