Corepad Skatez Mouse Feet @ TechPowerUp
 

Do your mouse feel slow and sluggish on your mouse pad? Is the glide scratchy? Your mouse feet might be totally worn out, but it is also very probable that they're simply bad and cheaply made. There is a solution for this problem with aftermarket replacement skates, and Corepad offers some of the best ones around.

https://www.techpowerup.com/reviews/Corepad/Skatez//