... buffer,oilproof,protection,aging resistance,wear resistance,pressure resistance,anti-slip,waterproofCertificateISO and FDAUse inRunning machine,auto machine,home ... appliancePackageInner pack is PE bag and out package is carton boxMOQ5000pcs or ... before delivery Material NR,NBR,SBR&etc Advantage Anti-shock,durable,waterproof,non-toxic,heat protection,corrosion ...