Precise V7 Premium Rolling Ball Pens write through layers of copies. Patented Precision Point Technology and unique liquid ink formula deliver an even, continuous flow of ink for incredibly smooth, skip-free writing. Ink color matches barrel color. Pen offers a large, visible ink supply for longer writing capacity. Pens are nonrefillable. Rollerball pen with Patented Precise Needle Point Technology Smooth, skip-free writing Unique liquid ink formula maintains consistent flowing strokes Offers longer writing capacity and visible ink supply 0.7mm Fine point.