1, Material: NBR, CR, SBR, EPDM, IIR,NR, EP, SIL, FPM etc. 2, Hardness: Between 30~90 shore A 3, Property: high/low temperature resistance, oil and fuel resistance, water resistance, weathering resistance, ozone resistance etc. 4, Certification: ISO9001:2000, ROHS, FDA 5, Packing: poly bag or carton box according to your requirements. 6, Application: automotive, industrial, medical, agricultural etc. 7, According to your drawings or samples. 8, OEM or ODM is welcomed.