Manuscript Pen-Manuscript Master Writing Set. Ideal for budding calligraphers to experience a range of high quality nibs and inks, while still practicing the art of beautiful writing! This package contains iridium nib, one medium italic nib, one 2B italic nib, one twist action ink converter for use with bottled ink (sold separately) and four black ink cartridges within one 3-1/2x7-1/2x1 inch storage case. Conforms to ASTM D 4236. Imported.