$94.00The Spiral Pen has a novel locking mechanism where a hemisphere in the cap travels along an irregular spiral track. As you twist, the cap accelerates off the pen. Ø 0.4 × L 5.5 Inches Polished brass cap and stainless steel body, comes in solid pine gift box Uses a widely available Parker style cartridge for refills. Chen Chen & Kai Williams is a design studio based in Brooklyn, NY. Founded in 2011, the studio creates a wide range of products from custom pieces to everyday home go...