One Change rollerball cartridges with Ultra-Smooth tip for the optimum writing sensation.\n \n \nSuitable for Schneider One Change, Breeze, Base Senso, Base Ball and for models of other manufacturers. Writes easily, ink dries quickly and is smudge proof when highlighting it later on. The innovative Liquid-Ink technology guarantees consistent ink flow from beginning to end, without blots or skips. The Cap-Off ink does not run dry even if the cap is removed for 2 - 3 days.\n \n \nWaterproof according to ink standard ISO 14145-2.\n \n \nLine width: 0.6mm.\nInk colour: Violet.\nPackage with 5 cartridges.