Speedball Calligraphy Fountain Pens are lightweight and ergonimically designed for maximum comfort. Their precisely-machined nibs are designed with a rounded tip that contain free-flowing ink. These pens provide a superior writing experience that allows artists to create beautiful results easily. Learn more about the anatomy of Speedball Calligraphy Fountain Pens. Set contains 1 Speedball Calligraphy Fountain Pen (incl. cap & barrel), 3 Fountain Pen Nibs (1.1mm, 1.5mm, 1.9mm) and 8 Ink Cartridges (black x2, blue x2, green, red, violet & pink).