3Pcs/Set Gel Pen Unicorn Pen Stationery Kawaii School Supplies Gel Ink Pen School Stationery Office Suppliers Pen

Features:
Type:Ink Cartridge Converter
Color:As shown
Material:Metal and plastic
Size:As shown
– Made of Metal and plastic, it will not rust, deform, durable and easy to clean.
– Great for filling or flushing fountain pen ink cartridges, converter and bottled ink.
– Easy to fill, just dip the tip into bottled ink, press the spring stick down, release the stick to draw ink into converter.
– Just attach the converter and needle with the connector at the correct end.
– You can do it easily if you wrap a cloth around it and add some grease on the connector.

Package include:3/6PCS Ink Cartridge Converter