Tibaldi Infrangibile Fountain Pen - Rich Black CTTibaldi Infrangibile Rich Black is a resin fountain pen with stainless steel trim fitted with stainless steel ebonite feeder nib. The Tibaldi Infrangibile is a more classical modern style. It has a bit of the same body design as the Leonardo Momento Zero, a more cylindrical shape that tapers down from where the cap meets the section in both directions. While it looks very classic and reminds you of other pens, it has its very own distinct shape and