Textured grip provides superior writing comfort and control Features uni Super Ink(TM) specially formulated to help prevent check fraud. Ink is designed to become trapped in paper, helping prevent criminal check washing and other document alterations. Quick-drying, water-resistant ink is acid free. Great for archival-quality documenting and record keeping. Refillable for continued use. Uni-ball Pens part of a large selection of office supplies. uni-ball(R) 207(TM) Retractable Gel Pens, Micro Point, 0.5mm, Black Barrels, Black Ink, Pack Of 12 is one of many Check Fraud Prevention Pens available through Office Depot. Made by Uni-ball.