- DIY product allows you to choose between a water-based pen or ballpoint pen according to your preference
- Assemble products of varying colors and sizes to both ends of the connector
- Multi-purpose for writing, highlighting, decorating and drawing
- We can choose any refill we like and DIY into both ends writing tool.
Ballpoint 0.4mm only available 3 colors Blue , Black , Red
Fine 0.4mm available 12 colors