Cleaning kits are practical tools for cleaning earbuds. There are different types of these kits, but this Multi Cleaning Pen cleaner has a brush and a clip for cleaning the keyboard. This brush is made of nylon material and does not harm the keyboard. There is also an earbuds cleaning pen in this kit. This pen contains a series of velvet to clean the dust and dirt inside the earbuds case, and on the other side of it there is a series of sharp tips and a small brush, which you can use to clean your earbuds well clean up.