... :1. Materials advice: silicone and rubber (EPDM, also NBR, SI, HNBR, SBR, CR, BR, IIR, NR, etc),as your request , Environmental Friendly ... carton outside, or as your request. Xiamen Pinghai Rubber & Plastic Co.,LtdBusinessManufacturerRubber Seal.MaterialTPV,TPE,TPR,EPDM,SR,NBR.etc.ColorBlack ...