The TWSBI ECO Bahama Yellow brings a splash of tropical sunshine to your writing collection. Combining high-quality engineering with a cheerful, vibrant aesthetic, this fountain pen is the ultimate "economical" choice for both beginners and seasoned pen enthusiasts. Featuring a warm, sandy yellow cap and piston knob paired with a crystal-clear demonstrator barrel, it allows you to watch your favorite ink colors swirl inside the massive 1.76ml reservoir. Whether you're journaling, sketching, or taking daily notes, the TWSBI ECO offers a smooth, reliable writing experience that captures the effortless spirit of a beach getaway.

Features:

• High-Capacity Piston Filler: Enjoy an impressive ink capacity that lets you write for weeks without needing a refill. Simply twist the end cap to draw ink directly from a bottle.

• Transparent Demonstrator Body: The clear acrylic barrel provides a mesmerizing view of your ink levels and the internal piston mechanism.

• Airtight Seal Design: The cap features an internal rubber O-ring to ensure an airtight seal, preventing the nib from drying out even during long periods of storage.

• Maintenance Friendly: TWSBI believes in the traditional joy of pen ownership. Each pen comes with a wrench and silicone grease for long-term DIY servicing.

• Faceted Anti-Roll Cap: The signature hexagonal cap design ensures your pen stays exactly where you put it on your desk.

Product Details:

Property	Details
Brand	TWSBI
Model	ECO (Economical)
Color	Bahama Yellow (Yellow Cap & Piston Knob)
Body Material	High-quality Transparent Resin / Acrylic
Filling System	Integrated Piston Filler (No cartridges/converters needed)
Nib Material	Polished Stainless Steel (Jowo-style)
Nib Sizes	Extra Fine (EF), Fine (F), Medium (M), Broad (B), 1.1mm Stub
Length (Closed)	138.8 mm
Length (Posted)	167.5 mm
Ink Capacity	~1.76 ml
Weight	21.0 g