The classic century collection from cross has the widest variety of quality pens for a spectrum of writing experience. The cross brand was founded by jewellery makers and artisans of usable luxury and has been crafting fine writing instruments for more years than any company in the western world.

The inks in a rollerball are generally aqueous-based. This results in a smoother, fluid (or wet) lay-down of ink similar to a fountain pen. Unlike ballpoint pens, most selectip pens have a separate cap that prevents the ink from drying during storage.