With a uni-ball gel pen in hand, you can write on a variety of different paper styles, including those with a glossy finish. The gel pen with a 0.7 mm point keeps your documents safe thanks to its uni Super Ink. 0.7 mm point for medium-size markings. Gel ink prevents skipping and blobbing. uni Super Ink reduces the risk of fraud, fading and water damage. Textured grip help ensure a strong hold. Black, gel-ink pens make bold, dark lines.