Faber-Castel PITT Calligraphy Pens Chisel Tip, 2.5mm, Black, 3-Pack Faber-Castell-Three black calligraphy pens made of India ink waterproof permanent acid free archival and smudge proof Comes with a 2.0mm Chisel nib Conforms to ASTM d 4236 Perfect for calligraphy and journaling