ZEBRA 3-Color Multifunctional Pen Barrel, SARASA Series Colored Gel Pen Barrel (Refill RNJK5), S3A15 White Barrel, Buy One Get One Free

Multi-functional pen body with rich color options

Pen body can hold 3 refillable ink cartridges (refills need to be purchased separately)

Suitable for study, daily life, and office use

Transparent pen grip for easy observation of ink color

Convenient for various scenarios such as meetings, exams, and writing

Easy to switch between different ink colors

Detailed design of the multi-functional pen body

Model S3A15 available in multiple colors

1. One pen, multiple uses - one pen body can be paired with 3 refillable ink cartridges for easy switching

2. Can customize ink cartridges with model NJK-0.5 (to be purchased separately) according to preference

3. Corresponding buttons for each ink cartridge for easy switching

4. Easy single-handed operation for switching ink cartridges