Private Reserve Infinity Extended Cap Off Ink Bottle – Brown

Private Reserve Infinity Extended Cap Off Ink Bottle – Brown brings a warm, grounded tone to everyday notes and long-form journaling. The Infinity formula is engineered for practicality at the desk, helping reduce nib dry-out during pauses so writing resumes with fewer hard starts and more consistent flow.

Color & Formula

This is a classic brown dye-based fountain pen ink with a legible, earthy character that suits planners, correspondence, and sketch annotations. It rinses from most pens with water and offers readable contrast on a wide range of papers. The Extended Cap Off technology is designed to maintain moisture at the nib surface longer than conventional inks, supporting dependable performance in real-world use.

Writing Experience

Expect smooth starts and steady lines that keep pace with quick notes and thoughtful drafts alike. The brown hue can show natural shading on broader nibs and more absorbent papers, adding subtle texture without sacrificing clarity. Paired with everyday fine or medium nibs, it delivers a clean, controlled script ideal for daily carry.

Specifications

• Color: Brown
• Ink type: Dye-based, water-based fountain pen ink
• Collection: Private Reserve Infinity Extended Cap Off
• Format: Bottle
• Compatibility: Fountain pens that accept bottled ink (converter or piston)