The Pilot Dr. Grip Ballpoint Pen is so comfortable to use, it has received a commendation from the Arthritis Foundation for ease-of-use. Designed with a coordinating barrel and ink color, with an ergonomic cushion grip to alleviate writing fatigue, this pen uses a ballpoint ink that is retractable and refillable, and a matching mechanical pencil is also available (sold separately). There is no cap to lose, so you not only have a quality gel pen, but a convenient one that you can confidently rely on for writing perfection. Pilot Dr. Grip Pens - The prescription for smooth writing!