The iWrite Colours Fineliners 0.4mm 12 Pack delivers a vibrant spectrum of quick-drying, water-based ink colours perfect for detailed sketching, school notebooks, and precise bullet journaling. Each pen features an ergonomic, comfortable triangular white barrel that prevents rolling off drafting desks while supporting extended writing sessions. The superfine 0.4mm metal-clad precision tips ensure consistent ink flow and sharp linework without smudging your underlying paper surfaces.