**Specifications:**
**Brand:** uni
**Product Name:** Small Concentrated Core F2 Neutral Pen
**Model:** UMN-SF-05/UMN-SF-38
**Origin:** Japan
**Writing Color:** Black
**Specifications:** 0.5mm/0.38mm (2 options available)
**Size:** 140*10mm
**Packaging:** Single pen
**Refill Compatibility:** UMR-05S/UMR-38S
**Features:**
THICKBLACKTECHNOLOGY for clearer electronic marking
Low center of gravity design for easier writing
Various color options available: Yezero (green), Qiankong (red), Xiaochan (black), Wugu (gray), Huaxia (pink)
New ink technology reduces paper fiber absorption
Improved ink color vibrancy
Metal pen clip for easy carrying
Refillable with UMR-05S/UMR-38S refills
Family of Small Concentrated Core pens with different sizes
Writing Display for stable and smooth writing experience
Pen clip for convenient attachment to notebooks
Ink that remains true to its original color on black paper
Pen body designed for ergonomic grip and aesthetic appeal
**Additional Information:**
The Small Concentrated Core F2 Neutral Pen is designed to provide clear and vivid writing experience with its innovative ink technology and ergonomic design. It is available in black color with 0.5mm or 0.38mm tip sizes. The pen is refillable and compatible with UMR-05S/UMR-38S refills. Made in Japan, this pen is suitable for various writing tasks and is a part of uni's Small Concentrated Core pen family.
