The Hot Cold Pack for Fever is a useful item for nurses and physicians as it eases fever symptoms easily. It incorporates advanced thermal technology that can be used to apply heat or cold to fill the needs of the user. This product is very beneficial, especially for children during illness and even for adults. All SUNVIAN Enterprise Co., Ltd. hot-cold packs meet the regulated international health standard as the company guarantees superior quality and that all its products are well designed with advanced technology.