I've searched for many years and have not found my grail pen yet, but when I do I'm sure it will look something like this: a vintage flex pen with gorgeous color,
Pelikan's ST Nib: The Reason Behind The Flex | The Pelikan's Perch
Grading Flex Nibs - Vintage Fountain Pens, Flexible Nibs, Super Flex Nibs, Wet Noodles, and Penmanship
Vintage Flex Nib Fun - YouTube
Performance Flex - Vintage Fountain Pens, Flexible Nibs, Super Flex Nibs, Wet Noodles, and Penmanship