TWSBI ECO Dark Sapphire Fountain Pen

The TWSBI ECO Dark Sapphire Fountain Pen has great value with its piston filling system and affordable price. Like many other TWSBI fountain pens, it features a crystal clear acrylic barrel so you can see your ink level, and a blue cap. The pen cap has an inner cap to ensure a perfect seal when stored away. It is completed with chrome plated trim and a steel nib.