Great for important documents, this gel pen is people-safe, check-safe, and earth-safe. Low viscosity, permanent, water-proof ink will outstand the test of time. The latex-free grip offers complete writing comfort. Conveniently refillable with Pentel KLR7 gel ink refills. Sleek diamond cut barrel and silver accents make this pen absolutely appealing. Special Ink Type: Permanent; Acid-Free; Indelible Gel Ink; Pen Style: Retractable; Ink Color(s): Black; Pen Type: Roller Ball.