Ink doesn't bleed through most papers. Permanent pigment ink makes this pen check safe, fade- and water-resistant. Liquid ink flows smoothly for seamless, skip-free writing. Extra-durable plastic nib writes extra-fine lines with no bleed and no smears. Snap-fit cap prevents ink from drying out when not in use. Pen Style: Stick; Ink Color(s): Black; Pen Type: Porous Point; Point Size: 0.4 mm.