uni-ball Jetstream Sport Retractable Ball Point Pens, Bold Point, Black Ink, Pack of 3 Revolutionary quick-drying ink helps control messy smearing and writes amazingly smoothly. Uni Super ink is specially formulated to become trapped in paper, helping prevent criminal check washing and other document alteration. Textured, rubberized grip provides superior writing comfort and control. Archival-quality, acid-free pigment ink is waterproof and fade-proof. Retractable for added convenience.