It is a blue ink medium point authentic Cross refill that fits in all pens that use Cross refills.
This roller ball pen features a medium point with additional lubrication on the nib for smooth writing.
The medium point ink nib has a bullet tip for easy writing. This blue refill is perfect for your Cross Roller Ball pen.
The Cross pen refills are an authentic Cross product with compatibility for various Cross pens. The Blue Ink refill is the perfect way to keep writing, even in extreme conditions and large amounts of heat or cold.