Repeat purchase. OK! Coating base coating, edge part after painting, corner part of the panel, thin part, if it is a one-shot compound anyway if you can not polish with a large caliber buff, finish with the buff beforehand using wool, middle eyes, this buff Once finished as a whole, you can make high-quality finish though it takes time and time. Just a filter material? So buff, because it is sticky when refreshing, it gets caught without being scraped and will be missing. It is good to prepare several sheets, wash refresh and use.