Monteverde Innova Formula M Rollerball BlackIt Just Looks Cool, Okay? Inspired by the racing industry, the Monteverde Innova Formula M collection evokes the power, speed and elegance of competition. All pens in the collection feature a 304 wire braided stainless steel sleeve with a PVD coating over a brass barrel. Wire braiding is often fitted on high performance cars to contain very high pressure lines such as fuel or oil. The braided mesh is made by winding wire around a core on spools that