Avery® Doubleclick retractable multifunction pen doubleCLICK™ Retractable Multifunction Pen, Refillable, Silver Barrel, Black Ink Double grip allows you to twist easily between ballpoint pen and mechanical pencil to handle all of your writing needs. Ergonomic design and Soft rubber grip reduce writing fatigue. Pen, pencil, and eraser are refillable, extending the usage life.