Uni Super ink is specially formulated to become trapped in paper, helping prevent criminal check washing and other document alteration. Textured grip provides superior writing comfort and control making this pen truly a pleasure to write with. Stylish metallic accents with a high-quality finish. Archival-quality, acid-free ink is quick-drying and fade- and water-resistant. Stainless steel, retractable tip for added convenience. 1.16 inches long by 3.36 inches wide by 6 inches high. 0.36 pounds. Related search terms for this product include: uni ball, uni-ball, retractable pen, gel pen, ink pen.