Introducing the latest innovation in heat therapy - the Click Activated Heat Pack by Shanghai Senwo Industry Co., Ltd. As a leading wholesale, manufacturer, supplier, and factory of medical products, we have engineered a unique thermodynamic technology that requires no external power source, making it convenient for use anytime, anywhere. Our Click Activated Heat Pack is designed to provide soothing heat to provide relief for various pain types, be it muscle soreness, strains, or menstrual cramps. Simply click the metal disc inside the pack and watch as the pack heats up instantly, and can stay warm for up to eight hours. The heat pack is made of non-toxic materials and is easy to use. Our product is the ideal solution for people on-the-go - athletes, outdoor enthusiasts, travelers, and anyone in need of quick pain relief. We are committed to providing quality and affordable wellness solutions, and the Click Activated Heat Pack is no exception. Experience the wonders of the Click Activated Heat Pack today and say goodbye to those aches and pains. Order yours from the trusted medical product manufacturers - Shanghai Senwo Industry Co., Ltd.