Delta's Cossacks pens are made in a special red resin, hand turned from solid bar. The vermeil trimmed version has pearly silver/grey cap. The silver trimmed version has black grip and cap. The caps are shaped to resemble a Cossack hat. The distinctive clip is in the form of a shashka, or Cossack's saber is in vermeil or burnished silver. The Special Limited Edition vermeil fountain pen features a solid 18K gold nib in sizes broad, medium and fine and has lever filling mechanism for bottle ink loading. The Limited Edition sterling silver fountain pen features a solid 18K gold nib masked with platinum in sizes broad, medium and fine and has a cartridge/ converter filling system. The Cossacks Limited Edition sterling silver rollerball can be converted to a ballpoint pen.