Auto Fanatics Bolt Up Cutting Pad is100% Wool Buffing Pads have quality hook & loop material with plush durable fibers along with strong and washable backing structure. Deigned for the professional to remove heavy oxidation, hardened contaminats, heavy scratches and restore dual paint. Wool pad are known to transfer heat more to the paint more than any other pad. This is not for beginners. this wool pad is made of hundreds of twisted wool fibers allowing for a consistent aggressive buff. Auto Fanatics Miracle Cutter is a perfect micro grit aggressive compound used with this pad to eliminate bad swirls,scratches and imperfections in the paint. for cleaning of this pad just turn on your rotary buffer and use a spur pad cleaner to release caked on areas.