Whether you're a journalist, teacher, student, medical professional or you simply want a more ergonomic writing instrument, PenAgain ErgoSleek-Black pen will take you to the comfort zone. The dynamic " tripod" design is effective for reducing writer's cramp and fatigue and enables you to focus on your words rather than your pen grip or writing speed. These elegant pens are coated with soft rubber to provide an effective grip. The retractable pen's cap opens and closes with a subtle twist mechanism. This model also has a newly-added, convenient pocket clip. This 24-pack assorted display case contains pens with different colored bodies. So you don't run out of ink, each pen also comes with two refills containing black ballpoint ink Medium/1. 0mm. Helpful for Arthritis and Ehlers Danlos Syndrome patients.