4 Colours Original
4-colour medium tip ballpoint pen
Benefits
- Practical: 4 colours in a press click pen
- Writing length 8 km
- Refillable
- No leaks, clean line
- Can stay uncapped for over a year (ISO 554)
- Lifespan: Around 3 years
Size of tip/refill
- Medium tip 1mm diameter
Product safety
- Fully internal manufacture: tip, ball, ink, body and cover.
- Permanent, oil-based ink, water-resistant, dries in less than 2 seconds.
- 4 checks a day on ink: viscosity, pH, moisture rate, quality of writing
- Automatic sampling check: dimensions, roughness, appearance, strength
- Made in France
Colours available
- 4 colours in 1 pen
