* 10 black Refill for ion , Matrix, Vice and Roadster pen * Specially formulated ink flows flawlessly for a superior writing experience * Continuous flow until cartridge is empty * INTREPID INSIGNIA AND TRADEMARK AS A REMINDER OF ITS UNPARALLELED QUALITY POLICY Flawless and frictionless flow. You will see empty catrigde at the end of use. This is Genuine Intrepid Refill for all ion , gelicious , vice , Matrix and Roadster pens made Exclusively by intrepid Company for Crosspenmall distribution. These refills will not stop flowing until the cartridge is empty. 100% backed by Crosspenmall. This is quality refill at its best for all the aforementioned pens. Buy with confidence