With elastic tip for variable line widths – from very narrow to very wide. Soft tip especially suitable for larger writings. The Fudenosuke brush pen has an elastic brush tip and is especially suited for calligraphy, sketchnotes, handlettering, doodling and much more. The line width varies from thin to wide depending on the pressure exerted on the tip. With Soft tip – from very narrow to very wide, is especially is especially suited for larger writings. The ink is water-based with color pigments and odourless. Writing color: black. Recycling ratio over 50% of gross weight.