Perfect for precise drawing, illustrations, graphic design, and detailed work on documents. Each pen features archival-quality, water-based pigment ink that is acid-free, lightfast, smudge-proof, and water-resistant, ensuring long-lasting results. The high-quality steel nib provides consistent, fine lines, while the ink is xylene-free and AP non-toxic certified, making these fineliners safe and professional-grade. Pens feature a 0.1mm nib
