UNI PIN MARKING PEN | 01

Looking for a precise pen for planning? The Uni Pin Pen | 01 features a super-fine 0.1mm tip and water-based pigment ink that’s waterproof, fade-resistant, and quick-drying. It’s perfect for detailed writing in planners, bullet journals, or calendars where space is tight.

This fine-tip pen delivers clean, crisp lines that won’t smudge or smear—great for layering over highlighters or using with stencils. It won’t bleed through most planner pages, making it ideal for daily spreads, habit trackers, and to-do lists.