The OEM Pilot Dr. Grip retractable gel rollerball pen features the popular G2 ink refill and a stress-relieving design for smooth writing. This pen uses dynamic black gel ink that is water-resistant and smear-proof, making it suitable for all your writing needs. Its wide contoured grip reduces gripping effort, alleviating writing fatigue, and is made of latex-free rubber. The refillable design is recommended by the Arthritis Foundation for ease of use, and the retractable feature eliminates the need for a cap. You will receive a random, stylish barrel color to enhance your writing experience.