... .SR,EPDM,SBR,CR,NBR,FPM etc. 3.UV,FR,oil proof,shock proof etc. 4.ODM,OEM as your drawing ... 1.durable in liquid material,mineral oil,lubricant and other different environment2.materia:SR,NBR,EPDM,NR ... . Rubber seal/gasketMaterialEPDM,NBR,SR,SBR,NR,CRFeatureEcofriendly,UV,FR,water/oil/abrasion resistance etc.sizeAs your drawing or sampleUsageAuto,equipment,machine ...