1. Efficient Pen Cleaning Tool: This cleaning tool for fountain pens consists of 4 parts: Increased pressure section, suction hose, Damping ring, Connecting head. 2. Ideal for Any Pen Enthusiast: Whether you're a fountain pen collector or just someone who appreciates a good writing instrument, our pen cleaning tool is an essential accessory for keeping your pens in condition. 3. It is also a item to give to your family, friends, loved ones, children, teachers, students, parents and colleagues. Small and portable, and our Pen Cleaner tool allows you to clean your pens on the go or at home. Makes life easier! 4. Easy to Install and Operate: The Pen cleaning tool first draws in clean water, find the corresponding model of pen, remove the ink tube, install the pen cleaning tool with water, press the to let the water into the head of the pen, then the ink stain follows the water out of the nib, cleaning very clean, easy to operate, no residual ink stains on fingers or countertops.