... treatment)filler a specific high-tech nanometer ice-pad material Product Size 30*35cm,30*40cm ,40cm ... pressurization of 200kg.Notes:1, Prevent the ice-pad from sharp-edged tools and fireworks. In case ... ,baby and valetudinarian, cotton cloth is needed to put on the ice-pad.3, The cooling effect is ... high temperature.6,When using as a laptop pad, the re-crystallized granules might be bigger because ...