2 Pack Monteverde P42 Blue Ink Capless Gel Ballpoint Refill for Parker Ballpoint Pens with Fine Tip Monteverde Capless Ceramic Gel ballpoint Refill to fit Parker ballpoint pens. Allows you to convert your ballpoint pen into a capless rollerball. Large capacity nickel plated brass tube and stainless steel tip with ceramic ball. 3-year shelf life. Guaranteed to fit all ballpoint pens using the Parker-style refill. 2 Pack of Blue Fine Monteverde P42 Gel Ballpoint Refill to Fit Parker Ballpoint Pens Save when you buy Multi Packs of this refill Available in Black, Blue, Black/Blue, Brown, Green, Orange, Pink, Purple, Red and Turquoise Distributed by Lanier Pens. Smooth, comfortable writing Finest developed inks Stainless steel tip 3 year shelf life