rubber material,stuff,mat's material,silocone,nbr,epdm,Neoprene,viton,eco,AEM,finished and Semi-finished ... Red, Blue and so on)and material are optional. 10.Silicone,Viton,Neoprene,Hypalon, plastic products PC,nylon,ABS,HNBR ... ,EPDM,ACM,ACM,CR,NBR,NR etc.11 ... rubber,rubber processing parts,rubber silicone parts raw material