Write clearly and reliably with these black ballpoint pens. The medium 1mm tips are suitable for most everyday writing tasks, and the black ink makes a bold, consistent impression on the page. Each of these Simply ballpoint pens has a sturdy black plastic barrel to withstand damage and wear and a handy retractable tip to avoid accidental marks. 1. 0mm medium tip. Black ink has a rich color for excellent readability. One dozen pens per pack. Retractable ballpoint pens for ease of use. Black barrel. Features a pocket clip for convenient carrying. Create precise lines and legible text with this 12-pack of Simply black ballpoint retractable pens.