The Patented tripod design delivers a tension free writing experience that works " Lefties" and " Righties." Exciting new proprietary rubber coating feels like soft silk. The focus is comfort. These pens are designed for the human hand and are the world's most comfortable ergonomic pen. The Penagain® is great for young and old alike. It's unique shape positions the writing instrument in your hand to improve writing ease and distribute the pressure on your fingers to reduce pain.