It may be difficult to clean the dirt in you keyboard, but however this problem will go with this cleaning kit. This brush kit is made of plastic and nylon material, which can ensure a long time usage. It is good for cleaning up the machine, , fish tank, cellphone, computers, keyboard etc hard-to-reach spaces. Features - Color: Black. - Material: Nylon and Plastic. - Package Size: 18 * 7 * 1cm / 7 * 2.8 * 0.4inch(L * W * H). - Anti-static brush, more safety and health. - Lightweight and portable, easy to carry and use.- different sizes plastic handle anti static kit meets your demends. - Plastic and nylon material, durable for a long time usage. - Good for cleaning up the machine, , fish tank, cellphone, computers, keyboard etc hard-to-reach spaces. Package list: 1 * set of Plastic Handle Nylon Anti Static Cleaning Keyboard Brush Kit (Black)