High quality Made of environmentally friendly material, they do not damage the components or holes of the headphones. Lightweight and portable The penshaped design is lightweight and easy to carry. It can be used anywhere, anytime. Soft brush and sponge Nad the tip of the pen is a soft microfiber brush that can thoroughly clean small parts and headphone holes. At the other end of the pen is a soft, lightweight brush that cleans the charging container. 360 Degree Cleaning Well designed cleaning pen, saves labor, helps to clean hardtoreach places or other corners. This is a must have for anyone who wears headphones. Never use liquids to clean your headphones. Wide range of applications It is compatible with most Bluetooth headphones on the market. Parameter Name: Cleaning kit Q20 twenty in one Weight (including detergent): 148g Size: 8,9*5,7 CM (round) Material: ABS metal sponge color white List of things to pack Twenty in One Cleaning Kit*1