Penna a sfera Faber-Castell 140789 — inchiostro blu, corpo triangolare nero/grigio, 1 pz.

Faber-Castell 140789 is a single blue-ink ballpoint pen designed for everyday writing tasks. The pen features a triangular black and grey body with an ergonomic rubber grip zone that promotes a stable hold and reduces hand fatigue during extended writing. Its refillable ballpoint mechanism provides document-proof blue ink suitable for notes, forms and general office or school use.

Advantages

The triangular barrel improves finger placement and control, while the rubberized grip zone ensures comfort during prolonged use. The pen writes with reliable, document-proof blue ink and the refillable design extends service life and reduces waste. Compact and lightweight, the pen is easy to carry in a pocket, pencil case or pen loop.

Suitable for

• Everyday note-taking and journaling
• Office forms, signatures and general paperwork
• Schoolwork, homework and study sessions
• On-the-go writing and portable use

Key specifications

• Ink color: blue
• Barrel shape: triangular
• Barrel colors: black and grey
• Grip: ergonomic rubber zone
• Refillable: yes
• Pack quantity: 1 piece
• Tip type: ballpoint

How to use

Remove the cap or extend the tip according to the pen's mechanism, position the pen with the triangular barrel between thumb and forefinger for a stable grip, and write with light to moderate pressure to ensure smooth ink flow. Replace refills when ink is low following the manufacturer's refill method, and store the pen horizontally or with the tip up to prevent accidental leakage when not in use.

Recommendations

Use the ergonomic triangular shape to maintain correct finger placement during long writing sessions. Choose quality ballpoint refills compatible with the pen to preserve document-proof performance and consistent ink flow.