The uni-ball Signo RT1 is a ultra-fine retractable rollerball pen for precision writing featuring new improved gel ink.
- The barrel has a modern design with a rubberised grip.
- Each pen has a fine, 0.7mm nib.
- The gel ink is quick-drying and provides a super smooth writing experience.
- The barrels have a retractable design with a handy pocket clip.
Set contains 21 colours.