Monteverde Artista Ballpoint, Blue, Transparent (MV26808) The Twist Advance Ballpoint Pens Feature The Innovative Soft Roll Refill For A Smooth, Free Flowing Writing Experience. The Artista Ballpoint Accepts Monteverde P1 And P4 Refills Available In 10 Colors The Artista Collection Also Offers A Matching Rollerball And Fountain Pen