Olight O Gel Ink Refill For O Pen Series - Smooth Quick Drying Black Gel Ink For Writers And Students

The O-Gel Ink Refill for the O'Pen series (OPEN3MODEL compatible) delivers smooth, bold black lines you can rely on for daily writing, note-taking, and sketching. Designed for students, professionals, and designers, it keeps your O'Pen performing with clean, confident strokes.

• Ink Type: Gel ink engineered for a smooth glide and consistent line quality, with a quick-drying formula to minimize smudges.
• Color: Rich black pigment that delivers high-contrast writing on forms, notebooks, and field notes.
• Compatibility: Precisely engineered for the O'Pen series, including OPEN3, ensuring a seamless swap with no leaks or misfeeds.
• Packaging: Boxed packaging protects the refill during shipping and storage, keeping it ready for use.
• Replacement: Easy install into existing cartridges—no tools required and minimal downtime.
• Ideal Use: Perfect for daily note-taking, journaling, and sketches; designed to reduce heavy pressure while writing and minimize feathering on quality paper.

With the O-Gel Ink Refill OPEN3REFILL, you can maintain productive writing sessions without interruptions. The gel ink provides a smooth, consistent line, and its quick-dry properties help prevent smudges for left-handed writers. The refill’s secure, leak-free design and simple, tool-free replacement keep your O'Pen ready for spontaneous notes, fast signatures, or precise technical sketches—making it an excellent choice for students, professionals, and anyone who values reliable, clean black lines from their O'Pen.