3M Marine High Gloss Gelcoat Compound Product no. 06025 Gallon It has a unique formulation which reduces slinging while buffing. Best results are obtained when used with a 3MT SuperbuffT Pad (PN 05700) or 3MT HookitT Compounding Pad (PN 05711) on a slow-speed polisher (1500-2500 RPM). Follow with 3MT Marine Finesse-ItT II Finishing Material (PN 09048) for a clean and high-gloss finish.