10 Intrepid quality Refill for Sheaffer Ion , Cross ion , Matrix, Vice , Penatia Gelicious and Roadster pen Intrepid Refill for Sheaffer Ion Rollerball Pen Refill, Black Gel Ink This is your refill Sheaffer Ion, Cross Ion, Cross Matrix, and Cross Roadster rollerball pens Advanced, frictionless ink flows cleanly and evenly for a premium writing experience Tip protected by seal to avoid evaporation. Intrepid Refill for Sheaffer Ion Pen Refill, Refill [10 refill in Bulk Packing][Fits Roadster, Vice, Penatia Gelicious,and Matrix pens] Gel ink refill cartridges for the Ion, Vice and Matrix. New smooth gel ink makes writing even easier, you can let your imagination run free!