TWSBI Precision Gunmetal Fountain EF Pen,

Piston filler fountain pen The pen cap can be attached to the back of the pen Choose from EF, F, M, B, or Stub1.1 nib sizes. The pen comes with a matching cap and inner cap to ensure a perfect seal All aluminum cap, grip, cylindrical, stainless steel, brass, clip end cap, headstock This piston filler fountain pen is available in EF, F, M, B, and stub1.1 nib options. Simply unscrew the end cap, dip the ink in, and the screw back cap is ready to use. The inner cap provides a perfect seal when storing the pen. It's perfect for beginners who want to try out fountain pens, and even experts. It's also perfect for everyday use.