Ystudio Brassing Portable Ball Pen brustro and safety in a lightweight

and safety in a lightweight and user-friendly design

making them ideal for everyday writing and drafting

This design allows for better airflow

Set of Extra-Fine

The name is inspired by the Japanese word burenai

Ystudio Brassing Portable Ball Pen brustro and safety in a lightweightThe ystudio brassing portable ball pen is a finely crafted writing instrument that blends timeless design with everyday practicality. Made from solid brass, the pen has a sturdy, well balanced feel in hand and gradually develops a rich natural patina with use, making every pen truly unique. Its compact and portable size makes it easy to carry in a pocket, pouch, or planner, perfect for professionals, creatives, and pen enthusiasts. The smooth twist