Description This universal fountain pen converter features a twist mechanism that allows for easy and efficient ink filling. Designed to fit most standard fountain pens, it ensures a smooth writing experience. The converter is practical for those who prefer using bottled ink, offering a reliable and tidy solution for refilling your pen. Features -Color:Black -Material:Plastic -Size:6.50X0.60X0.60cm/2.55X0.24X0.24in-Convenient twist mechanism: the universal plunger converter features a twist mechanism that makes ink refilling quick and easy, ensuring a smooth writing experience without any mess.-Durable materials: made from sturdy, durable materials, this fountain pen converter is built to last, providing reliable performance and easy maintenance.-Easy to fill: simply dip the nib into bottled ink, press the spring bar, and release to draw ink into the converter. this userfriendly design ensures easy refilling.-Messfree refilling: the twist mechanism allows for clean and efficient ink refilling, preventing ink stains on your hands and keeping your workspace tidy.-Versatile use: ideal for filling or flushing fountain pen cartridges, converters, and bottled ink, this converter is a versatile accessory for any fountain pen enthusiastPackage list: 50pcs x ink absorber