Material is: PVC, Penetration seal ink reservoir pad: Size: 200 * 240MM, there 3MM, 5MM, 8MM thickness Name :Ink reservoir pad .Uses: Produce penetration seal faceSpecifications:200*240*3mm,5mm,8mm.whiteDescription:Material is: PVC, Penetration seal ink reservoir pad: Size: 200 * 240MM, there 3MM, 5MM, 8MM thickness