Traveler's Company Brass Ballpoint PenThe brass ballpoint pen does not require an eraser, so a ring that allows a string or hook to pass through is attached instead. You can also hang it from a bag or belt like a key ring. Pens that have many opportunities to be handled have a fast aging of brass, and as soon as they are used, they change to a tasteful color, creating the charm of a tool used by craftsmen. Through its use, the surface starts to oxidize, and this deepens the color and adds