3M Foam Compounding Pad is a great, fast-cutting foam pad designed for refining and removing sanding scratches and swirls. The convoluted foam face conforms to curves and body lines to reduce chatter for improved finishes. It also holds compound to help reduce slinging and the hook-and-loop attachment makes for fast, easy attachment to rotary polishers.Single-sided convoluted foam pad retains compound to reduce slinging and help with even applicationLarge surface area helps maximize productivityMay be used on cured, hard or medium finish paint and helps refine scratchesConvoluted foam pad conforms to irregular surfaces, curves and body lines, reducing chatter for improved finishMay be used with any 3M Perfect-It rubbing compound for effective scratch removal