**Specifications:**
Brand: uni
Product Name: Mitsubishi UMN-155N/UMN-155 Neutral Pen
Origin: Japan
Specifications: 0.28mm/0.38mm/0.5mm (3 writing specifications available)
Packaging: Single pen size - 140mm×11mm, available in single/5-pack/10-pack
Colors: Available in 10 colors (pen body and ink color match): Black/Red/Blue Black/Blue/Light Blue/Green/Lime Green/Purple/Orange/Light Pink
Compatible Refills: UMR-83/UMR-83E/UMR-85E/UMR-85N
Refill Replacement: Twist open the pen barrel to replace refill, compatible with UMR-83/83E/85E/85N refills
Pen Clip Design: Elastic pen clip for easy carrying, can be clipped onto books
Daily Writing: Push-button design for single-handed operation
Refill Replaceable: Easily replaceable refills, compatible with UMR-83/83E/85E/85N refills
Note: Specific refill specifications can be chosen based on writing needs
Note: Hand measurements may have slight errors
Note: Contact customer service for any inquiries
**Additional Information:**
0.28mm - Silver logo
0.38mm - White logo
0.5mm - Yellow logo
Pen body and ink color match for each pen size
Color options available for each pen size: Black/Red/Blue Black/Blue/Light Blue/Green/Lime Green/Purple/Orange/Light Pink
