... durable,tasteless 2.flexible ,easy to remove and useful4.Material:made of 100% food grade silicone(FDA,SGS..)5 ... as Clear, White, 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. ... spigot,rubber,rubber processing parts,rubber silicone parts raw material