... buffer,oilproof,protection,aging resistance,wear resistance,pressure resistance,anti-slip,waterproofCertificateISO and FDAUse inRunning machine,auto machine,home ... before delivery Material NR,NBR,SBR&etc Advantage Anti-shock,durable,waterproof,non-toxic,heat protection,corrosion ... resistanceOur advantage1. We have our own professional mold and rubber workshop to help you make new molds ...