TWSBI Fountain pen ECO, Black

The TWSBI ECO Black is a fountain pen known for its transparent design, allowing users to see the inner workings of the pen as well as the ink level remaining in the barrel. It features a piston filling mechanism, which enables easy refilling directly from an ink bottle without the need for cartridges. The pen has a lightweight yet durable construction, making it suitable for everyday use. Its clear barrel gives it a modern and minimalist aesthetic, while its ergonomic design ensures comfortable writing sessions. The TWSBI ECO Black is a popular choice among fountain pen enthusiasts for its combination of affordability, quality construction, and sleek design.