rubber material,stuff,mat's material,silocone,nbr,epdm,Neoprene,viton,eco,AEM,finished ... ,durable,tasteless 2.flexible ,easy to remove and useful4.Material:made of 100% food grade silicone(FDA,SGS..)5 ... specification are welcome8.OEM is available 9.Various sizes, colors(such as Clear, White, Red, Blue and so on)and material ... ,spigot,rubber,rubber processing parts,rubber silicone parts raw material