**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.