Faber-Castell NEO Slim Black Matte Fountain Pen The new Faber-Castell NEO Slim is for those who love aesthetic design, meticulous craftsmanship and premium materials. The streamlined profile makes a distinctive statement in cutting-edge anodized matte black finish with matching PVD-plated accents including the spring-action clip and elegant fountain pen nib in stainless steel. The twist ballpoint pen comes with a stylus under the end cap for your digital touch screen needs. The capped rollerball has a smooth gel ink for swift writing. More NEO finishes are available on our website. Cartridge/converter fill.