Features: 1) Rubber Dust-Proof Sleeves Main raw materials: NBR, NEOP, NR, ... , H-NBR, PU, ECO, FKM, SI, CSM, Features: 1)Rubber Dust-Proof Sleeves Main raw materials: NBR, NEOP, NR, BR ... , PU, ECO, FKM, SI, CSM, ACM/NBR/PVC2) The rubber products are mainly used in cars, machines, electrical devices and ... specifications are accepted7) Avaailable in various sizes and colors Auto Rubber Dust-Proof Sleeves