Tom's Studio The Brass Wren - Refillable Writing PenBuilt to last, beautifully. A beautiful and infinitely refillable writing pen, equipped with a Japanese made writing tip. Brass is one of those materials that just gets better with age like a good book, or a well used armchair. It warms to your touch, tells a story with every scuff, and carries the kind of quiet confidence only old souls (and finely tuned pens) can pull off. The Brass Wren takes all the things people love about the original