Silver RunIntroducing Silver Run, a totally unique fountain pen made with Argentium silver . 935. This superior silver has increased tarnish resistance, a whiter colour, antibacterial and hypoallergenic properties. The pen clip and accent rings including the nib section are all made from this superior silver. This pen features a completely new ink filling method, a very unique and practical design. Easier than removing a nib section, this pen is called the Trio