... energy-saving buildings, household hot and cold pad, cooling cushion/mattress,heat bags in health care field and use to ... tunnel temperature insulation, and camping equipment etc.,. Ice blended cushion &mattress:1,internal material: phase change energy storage material2, ... material: PVC,TPU composite waterproof fabric 3,The cooling cushion/mattress is Quite soft,innoxious,shapely and scentle.4,size ...