... 3:thickness:as for request oil absorb,quake proof,sound proof oil-absorbing 100% wool feltNameoil-absorbing ... easy loose deformation,Wear resistance, smooth hand feeling, oil absorbility, Useused for many industries, home appliance, ... oil seals, insulation, sound proofing, and sound absorption,polishing stainless steel, glass, wooden ware, diamond etcCompany introductionNangong Dingfeng Felt Co., Ltd ...