Wireless Earbuds Cleaning Pen Anti-Clogging In Ear Compatible Earphone Washing Pencil for Charging Ports Like a pen tip, it can clean the tiny parts and holes of the earplugs to achieve initial cleanliness. There is a soft microfiber brush above the pen tip, which can deeply clean the tiny parts and holes of the earplugs.At the other end of the pen is a soft and lightweight brush that can clean the charging compartment. One pen cleans the entire set of headsets, from the small holes of the earplugs to the charging compartment, 360-degree cleaning without dead ends, making your earplugs more durable. Made of environmentally friendly materials, it will not damage the earplug components and holes.