When art and technology are blended in perfect symbiosis, the result is a pen of extremes in perfect balance. MONTEVERDE® INVINCIA encompasses nine perfect pens. The Collection is as formal as a ballroom dance, yet as relaxed as a well-worn pair of jeans. It's perfect for him, and perfect for her. There are 3 finishes that contrast and compliment each other perfectly: Rose Gold/Gray Carbon Fiber; Mirror Chrome/Gray Carbon Fiber and the spectacular Mirror Chrome/Tartania Carbon Fiber. TARTANIA Carbon fiber is a technological breakthrough that combines many colors on many levels. The MONTEVERDE® INVINCIA Collection is available in ballpen, rollerball, and fountain pen versions. INVINCIA Fountain Pens include a cartridge converter and an ink cartridge. Medium nib.