Super PDR Tap Down Tool 4pcs Heads Rubber Hammer Paintless PDR Dent Repair Tools The top parts made by POM better than plastic,5 heads Easy to control,ebayone can removal the dent by yourself POM (polyformaldehyde) Material is better than nylong Environmental protectionit and it does not damage the original paint. Super PDR products-Our products are "super pdr" products,please recognize the brand"Super PDR"