Bespoke Fountain Pen | Duofold Orange Flexigran | M13Description Pen Type Bespoke Cap Threads M13 Resin Material Duofold Orange Flexigran Blank Maker Richard Greenwald Nib Info Jowo #6 Pen Specifications Total Pen Length 143. 72 mm Cap Length 52,15 mm Cap Diameter 15. 27 mm Section Length 22. 00 mm Body Length 90. 16 mm Body Diameter 13. 87 mm Our Guarantee I was taught customer service and customer satisfaction at an early age. I have always strived, will continue to strive for 100% customer