This three-pack of ballpoint refills have been designed by Montblanc to fit the Mozart collection of writing instruments and the Augmented Paper writing instruments. These stunning refills are designed with a medium-sized rolling ball nib to provide you with a smooth line when writing. The mystery black refills feature a viscous ink which is designed to dry instantly on your page. The specially designed ink by Montblanc will help to limit the number of smudges and imperfections on your work, to help keep it looking clean and fresh. The medium-sized nibs are ideal for those who prefer a familiar line thickness when writing. This pack of refills come presented in a Montblanc presentation box for safekeeping.