Mouse skates allow contact points to be equally spread and your mouse to be kept at the right height. Each mouse sensor (laser, optical, ball, etc.) have a different ideal height for optimal tracking, so if you neglect to put some mouseskates
X-ray pad mouse skates(mouse feet) include zerofriction and infinity mouse skates for gaming mouses of Logitech and Microsoft. That allow your mouse to glide nice and smooth on your mousepad.