BIC Intensity™ Fineliner Fine Tipwrites like a pen and is bold like a marker. This pen has bold, bleed-resistant colors. The pen features a fine tip (0.4mm) that provides smooth, colorful precision. The metal nib protects the tip from wearing down. This pen is perfect for notetaking, creative writing, adult coloring, and journaling. The water-based ink makes it perfect for writing on paper and is AMCI approved nontoxic.