Mr. Pen- Colored Fineliner Pens, 12 Pack, 0.4mm | Ergonomic Triangular Barrels,
Designed with a precise 0.4mm fine tip, these pens provide smooth, consistent ink flow for crisp and clean lines. The water-based, quick-drying ink prevents smudging and bleeding, making these fineliners ideal for use in planners, notebooks, and artwork.