This Uni Gel Pen Refill 0.7 mm Black 2-pack provides black ink, 0.7 mm point, 2-pack for reliable everyday writing and refill replacement. It helps extend the life of compatible pens or markers while reducing the need to replace the whole writing instrument. A dependable choice for office, school, reception, home office and commercial stationery supplies, Specially formulated ink stays on top of fibers instead of being absorbed into the paper. Package of 2.