... performance 2.Superior aging-resistance 3.Good shock-absorption Impact Buffer : NameImpact BufferMaterialNR,SBR,CR,FPM, IIR, EPDM, Silicone, NBR, etc ... various moulding rubber parts like gasket,seal,bellow,grommet,washer,bumper,tire and some rubber-metal parts2.Very competitive price and ... ,Western UnionPackingCarton.Customers' requirments are availableShippingsea,air or express Impact Buffer