Skid pad - effectively reduces the damage caused by collisions. Material, study and , can be used for a longer time. If youre looking for a keyboard slide for a custom desk, or you are replacing a worn out keyboard an old desk, this one is easy to install, and has flexibility in the mounting height. Screw hole-can adjusted the height to install. Mounts under your desk to your platform. Note: It is normal for the product to have a slight paint peeling., Manufacturer: Akfldms