Pilot Acro Retractable Ballpoint Pen | 0.5mm Black | Hybrid Oil Ink | Vintage Resin Barrel

Pilot Acro — The Smoothest Oil-Based Ink You’ve Never Switched From

The Pilot Acro occupies a rare category: an oil-based ballpoint that writes with the fluidity of a gel pen. Pilot’s proprietary Acroball hybrid oil ink dramatically reduces writing friction compared to conventional ballpoints — the result is a 0.5mm fine line that flows effortlessly across the page without the smearing risk of water-based gel. Housed in a vintage-style resin barrel with a satisfying retractable click, this is the everyday pen that quietly converts everyone who tries it.

Acroball Hybrid Oil Ink — The Technology Behind the Smoothness

• Pilot Acroball hybrid oil-based ink — engineered to reduce viscosity and writing resistance far below standard ballpoint ink
• 0.5mm fine tip — precise, clean lines with the control of a fine ballpoint and the feel of something far more premium
• Black ink — rich, consistent color with strong contrast on any paper stock
• Oil-based formula — quick-drying, smear-resistant, and reliable on glossy, recycled, and standard paper alike

Vintage Resin Barrel

• Classic resin construction — warm, slightly translucent material with a retro aesthetic that sets it apart from modern plastic pens
• Comfortable grip weight — light enough for extended writing, substantial enough to feel intentional in hand
• Timeless silhouette that pairs naturally with notebooks, planners, and desk setups of any style
• A pen that looks like it has a story — even before you’ve written one

Retractable Click Mechanism

• One-click retractable tip — smooth, reliable action with no cap to lose
• Tip locks securely in both extended and retracted positions — no accidental deployment in your bag or pocket
• Ready to write instantly — built for the pace of real note-taking and daily carry

Specifications

• Brand: Pilot (Japan)
• Model: Acro
• Pen type: Retractable ballpoint (hybrid oil ink)
• Tip size: 0.5mm
• Ink color: Black
• Ink type: Acroball hybrid oil-based
• Barrel material: Resin (vintage style)
• Origin: Japan

Once you write with Acroball ink, standard ballpoints feel like the past — the Pilot Acro is the upgrade that fits right in your pocket.