bLen new vibration resistance technology gives you stress free writing experience.
- Braces the tip on the inside to prevent vibration.
- Low centre of gravity to stabilize the pen while writing.
- Internal parts gaps eliminated to prevent rattling.
Contain smooth flow emulsion ink.
What is emulsion ink?
Emulsion ink is combined Water based ink 3 and Oil based ink 7 , emulsified for absolute smoothness, fast drying and water resistance.