Features : Blend of natural (hog's hair) and synthetic fibers removes black marks and scuffs while polishing | Powerful burnishing pad is effective on harder finishes and in high-traffic conditions | Uniform coating throughout the floor pad delivers consistent performance over the life of the pad | For use with electric, battery, and propane floor machines running at ultra-high speed (1500 rpm and above) | Washable, reusable pad provides long-term economy