Zebra Pen Orbitz Gel Retractable Rollerball Pen, Medium Point, 0.7mm, Blue Ink, 12-Count 0.7mm medium point with blue acid-free, archival-quality ink for top of the line writing performance and peace of mind Features a wide barrel and rubber grip for increased comfort while writing, making it ideal for everyday, heavy usage Uses check-safe permanent ink that penetrates the surface of a check deep enough to withstand most check-washing techniques Convenient pocket clip for quick, easy access, and to ensure you never lose your favorite pen again A must-have tool for bill payers and journal writers alike! Refillable with Zebra's CS Gel Refill (83022)