The Edding MTK 25 Bottled Refill Ink comes with a capillary system, ideal for clean and straightforward refilling of various Edding highlighters. The refill bottle has a volume of 25 ml of orange ink. Simply stand the marker nib downwards in the refill bottle for at least an hour, or ideally overnight, and the marker is ready to write again. Manufactured without any added xylene or toluene. Refilling your markers reduces the waste of material. A convenient and eco-friendly solution to prolong the marker´s lifespan. With a positive impact on the environment and saving money at the same time.