Brass Pen CaseSimple Pen Storage Brass pen case with a minimalist design that is made by pressing a single solid brass plate. A beautiful line that curves gently like the body of a vintage car is created by the years of experience of press workers in Tokyo. Solid brass is pressed, bent, shaped, and pressed again. The end result is an elegant tool that elevates your daily work. Over time, the bright yellow brass will develop a darker patina, giving it the timeless