... ice-pad 1,below body temperature 6-7C 2,phase change material 3,cool effect is obvious within seconds 4,10000 times ... ice cushion product descriptionName of the product cool cushion Material surface: PVC composite special fabrics (waterproof treatment)filler a specific ... high-tech nanometer ice-pad material Product Size 30*35cm,30*40cm ,40cm*45cm ect. your ...