The Pentel Energel gel ink is exceptionally fluid and dries very quickly, enabling smooth, flowing handwriting and fewer smudges and smears. It is fitted with a 0.7 mm durable tip, which produces a 0.35mm line. This Pentel rollerball is exactly what you need for neat, beautiful handwriting. Featuring a soft rubber grip area and broad barrel for enhanced comfort, this rollerball gel pen allows easy, tension-free handling on a daily basis. The Pentel Energel XM Rollerball pen also has a handy strong metal clip on the cap means you can attach this pen to pockets or card with ease. This retractable pen operates with a push button click action.. Smudge free. Rubber grip . Metal pocket clip. Retractable . 0.7mm tip/0.35mm line width. Refillable. Acid-free. Approx. Dimensions (mm) H 147 W 16