The Pigma Micron Pens you love in a pre-assembled pack. This set of three plastic nibs includes red, black, and blue. This nib allows a fine or medium line depending on pressure. The flexible tip makes them extremely durable. The quick drying, smear-resistant ink makes it popular with either right- or left-handed artists. Archival. Fade-resistant. Waterproof. Alcohol-ink proof.