TOUCH Twin Refill R1 Wine RedTOUCH high-quality refill inks help you keep your touch longer. Universal for all markers, the alcohol-based ink is odorless, non-toxic, and permanent on most surfaces. Color consistency is guaranteed with each bottle. The dropper style tip makes it easy to refill markers and works well for drip efects. Measurements are marked on the bottle, so you know exactly how much ink to use. One bottle will refill an empty TOUCH marker up tp 4 times, to help you keep your TOUCH!