The perfect addition to your Montegrappa ballpoint, this blue refill has been designed for a variety of collections including NeroUno, NeroUno Linea, Emblema, Miya and more. The medium nib produces smooth and fluid writing on the page. A single Montegrappa ballpoint refill in blue. This quality refill features a medium-sized nib and versatile ink inside. The refill produces smooth and clear writing on the page.