Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si Exquisite design and high quality. Advanced liquid ink system and unique nib smooth and fluent writing. This pen is convenient and easy to . It is the best choice for your and yourself to this pen to practice your writing. The pen is a very writing tool for all fields of people you must have. Best gift for your or your family! Great for collection! Specifications: Pen: Chessboard barrel, silver clip and trim Cap: Snap on type cap Converter: Removable ink converter( It can be replaced with standard size ink cartridge. Also, you can bottled ink.) Nib :0.5mm Nib Material: Barrel Material: Metal Length: 13.8cm/5.43 inch (approx) Diameter:14mm/0.55inch (approx) Package include: 1 x X750 Pen Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.