Silver Leather Solon Rollerball. The cap of the Rollerball is made from Sterling Silver with a pinstripe pattern. The lower part of the pen has been covered with Genuine Nappa black leather. In addition, the leather has been dyed in matt black using natural dyes. The leather and silver Solon Rollerball has a screw cap system. In luxury black presentation box including a 10-year guarantee and a silver cleaning cloth. Also available as a Ballpoint or pencil and Fountain Pen. The Silver cap has an engraving panel. Made by skilled craftsmen and women at Waldmann in Germany. See below for matching pens, refills, and accessories.