Sarasa Mark ON Black Ink Refill 0.5mm 2pk

Keep your ideas flowing and your pages clean with the SARASA Mark ON Gel Ink Refill—the perfect way to extend the life of your SARASA Mark ON pen. This refill features quick-drying pigment ink that’s specially formulated to resist smudging when highlighted, so your notes stay sharp and legible, even under pressure. Whether you're studying, editing, or organizing your thoughts, this refill delivers smooth, consistent ink that dries in just five seconds. No smears. No mess. Just clean, confident writing that stands up to your workflow. Smudge-Proof Ink: Designed to resist smearing—even when used with highlighters. Water-Based Pigment Ink: Acid-free, archival quality, and water-resistant for long-lasting results. 0.5 mm Point Size: Delivers precise, clean lines for detailed writing. AP Certified: Safe and non-toxic for worry-free use in any environment. Compatible with SARASA Mark ON Pens: Easy to install and keeps your favorite pen going strong.