The pen you described sounds like a simple and practical writing instrument that can be used for office work or as a stationery item. Being made of plastic and 14cm long, it's a lightweight and compact pen that can easily fit into a pencil case or a pocket. The weight of 10g is also light, making it easy to hold and write for extended periods.
While there may not be any additional features or functions to the pen, its simplicity can be seen as an advantage, as it's straightforward to use and doesn't require any special skills or knowledge. Additionally, the package including one pen is a convenient option for customers who only need one writing instrument.
Overall, this pen is a functional and practical choice for anyone in need of a basic writing tool.