Luxor Uranus Fluid fountain pen possesses medium nib with iridium point and water-based ink. A fountain pen is a nib pen that is used after dipping the nib into the liquid inkpot. Luxor ink pen is used to create strokes of different widths depending upon the pressure, speed, and direction of the strokes. Uranus pen is fitted with a blue ink cartridge and ergonomic grip for ease of use. Also, it has high-grade steel nib for writing comfort. This refillable fountain pen has an elegant design and unique fluid ink system. Users will get the ultimate smooth writing experience. Some of its types possess removable reservoirs in the form of pre-filled ink cartridges.