With the evolutionary design of a rounded and edgeless tip, Uni-ball Signo RT1 UMN-155 Gel pens have reduced the frictional resistance between the pen tip and paper, resulting in a super-smooth writing experience. Additionally, applying the unique ink formulation enables writing ultra-fine lines without blurring.
Uni-ball Signo RT1 UMN-155 features:
- Comfortable rubber grip
- Advanced tip design
- Vivid gel ink
These gel pens are refillable with Uni-ball Signo RT1 Gel Pen Refill - 0.5 mm