Summary Do you want a real commfortable way to write? well this is for you, I made a super ergonomica pen. I made it putting clay on a pencil and writing with it, then I made an scan of the model , and that's all, now i have a pen made especially for the human hand. you only have to print it and drill a hole in order to put a ink cartridge. Print Settings Printer Brand: Prusa Printer: Prusa Steel Rafts: Doesn't Matter Supports: Yes Resolution: 0.2 Infill: 40