Combines the balance and nib shape of a quill pen with the convenience of a modern fountain pen for comfortable grip. Nibs are crafted from the finest stainless steel, easy to replace, provide long use, can dare compatible with all rOtring ArtPen bodies. Breathe new life into the art of calligraphy. And turn every piece of writing into a small work of art. Comes with 2 pre-filled cartridges of black ink. Limited warranty: guaranteed for 2 years from original purchase date against defects in materials or workmanship. rOtring ArtPen, Sketch, Extra-Fine Nib.