... new atrer polishing better effect ISO9001:2008;BV wool polishing pad(XC-Y21) Using1.to polish glass,fiber reinforced plastic2.to ... pressing to make it;the other is sheepskin wool polishing pad(XC-Y24,XC-Y25,XC-Y30,XC-Y31,XC-Y32 ... )the material is sheepskin from Australia and New Zealand,by ironing,cutting,cup seaming,sticking to make it.