Private Reserve Infinity Ink Bottle - Ultramarine - 30ml

Bold Blue That Keeps Up With Your Thoughts

Private Reserve Infinity Ultramarine is a striking blue ink designed for writers who value both beauty and performance. The color is rich, clean, and expressive—perfect for everyday notes, long study sessions, or professional writing that needs to stay sharp over time.

Engineered for reliability, this ink resists feathering and fading while offering an extended cap-off time, so your pen stays ready even when life interrupts your flow. Smooth, fast-drying, and visually vibrant, Ultramarine brings confidence to every stroke.

Product Features

• Vivid Ultramarine Blue – Deep, eye-catching color with excellent saturation

• Fade & Feather Resistant – Keeps writing crisp and legible over time

• Extended Cap-Off Time – Ink remains usable even when the pen is left uncapped

• Quick-Dry Formula – Minimizes smudging on most papers

• Smooth Flow Performance – Ideal for fountain pens and daily writing

• 30ml Glass Bottle – Compact, practical, and easy to store

Why Choose This Product

If you want an ink that looks bold, behaves reliably, and supports uninterrupted writing, Private Reserve Infinity Ultramarine is a perfect choice. It balances vibrant color with everyday practicality—making it a trusted companion for students, professionals, and fountain pen enthusiasts alike.

Available now at Pen Boutique, where premium writing meets expert curation.