TWSBI Fountain Pen - ECO Cosmos Blue with Onyx


Nib Size: Extra Fine
Price:
$58.99

Stock:
Coming Soon

Description

Launching July 31, 2026!

Meet the TWSBI ECO Cosmos Blue, where elegant design meets practical engineering. This eye-catching fountain pen showcases a vibrant cosmic blue cap paired with sleek onyx-black trim, while its transparent body gives you a front-row view of the piston-filling system and remaining ink. The cap posts conveniently on the back, and an inner seal keeps your pen fresh when not in use. Filling is refreshingly simple: unscrew, dip, and screw back. Whether you're just dipping your toes into fountain pens or you're a seasoned collector, this dependable everyday writer delivers smooth performance and timeless appeal.

Specifications
- Type: Fountain Pen
- Body Material: Resin
- Cap Type: Screw
- Filling Mechanism: Piston
- Nib Material: Steel
- Postability: Yes

Dimensions
- Capped Length: 5.45 in (138.4 mm)
- Length of Body: 5.125 in (130.2 mm)
- Length of Cap: 2.375 in (60.3 mm)
- Diameter of Body: 0.5 in (12.7 mm)
- Diameter of Cap: 0.6 in (15.2 mm)
- Diameter of Grip: 0.4 in (10.2 mm)

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