Uni-ball One Gel Pen Refill - 0.38 mm - Black - UMR - 38S

Newly developed "Uniball One Ink". Vivid in color and smooth-flowing, the ink delivers consistent, crisp lines.Ink that dries quickly without bleeding. It is also ideal for memorization notebooks and other study materials that you want to keep in your memory.

Matching with the following compatible models, including Uniball One UMN-S-38, Uniball One F UMN-SF-38, Uniball One P UMN-SP-38, please click the link:
Uni-ball One F Gel Pen - 0.38 mm - Fade Black - Black Ink
Uni-ball One P Gel Pen - 0.38 mm - Coffee Body
Uni-ball One P Gel Pen - 0.38 mm - Peach Milk Body
Uni-ball One P Gel Pen - 0.38 mm - Soda Body
Uni-ball One P Gel Pen - 0.38 mm - Mandarin Orange Body
Uni-ball One P Gel Pen - 0.38 mm - Fresh Mint Body