The Zebra Z-Grip Black Retractable Ballpoint Pen set contains pens featuring a rubber grip, giving you added comfort and control - the pen won't slip out of your fingers and keeps your hand cushioned while writing. Through the translucent barrel you can see when you're running low, and immediately identify the ink colour you're looking for. The pens also feature a metal pocket clip. 10 pack, 1.0mm (medium). Warning: Not suitable for children under 36 months.