TWSBI ECO Onyx Fountain Pen | Slate Blue

The TWSBI ECO Onyx Slate Blue fountain pen is a modern, blue-grey edition of the iconic ECO model from the Taiwanese brand TWSBI. The celestial Slate Blue color, combined with a black nib and onyx-colored details, creates an elegant, subdued design – both classic and contemporary. An ideal fountain pen for students, minimalists, and those seeking a refined everyday writing instrument.

Why TWSBI ECO Onyx Slate Blue?

• Slate Blue Color: A subdued, blue-grey shade – elegant and timeless, perfect for the office and school.
• Black Onyx Nib: The black details of the Onyx series create a cohesive, sophisticated contrast with the blue body.
• Transparent Body: Observe the ink color and level without disassembling the pen.
• Smooth Stainless Steel Nib: Fluid, smooth writing – available in EF, F, M, B, and Stub 1.1 sizes.
• Piston Filling System: Fill directly from your favorite ink bottle.

Technical specifications:

• Material: Resin, stainless steel
• Length with cap: 138 mm
• Length without cap: 131 mm
• Nib: Black steel (EF, F, M, B, Stub 1.1)
• Filling system: Piston
• Country of manufacture: Taiwan

Responsible entity: Escribo, ul. Plebiscytowa 17, 40-035 Katowice | info@escribo.pl