... energy from outside, this way it is used to cool body, including human's and animals'. phase change ... initial temperature is set at 30C, so the cool mat can keep the temperature constant at 30C for ... liquid state slowly. Before using the cool pet, put it in cool place to release heat it has absorbed ... dog clothes,dog collar,dog carriers, dog house, dog bed, dog harness, dog leash, dog shoes, dog cushion ...