Uni Ball ZENTO Refill UBR-Z-0.38/0.5 Waterproof Quick-Dry Smooth Writing No-Smear No-Bleed Ink for Study Journaling Note-Taking

Uni Ball ZENTO Refill UBR-Z-0.38/0.5 Waterproof Quick-Dry Smooth Writing No-Smear No-Bleed Ink for Study Journaling Note-Taking

Aliexpress UK