Mini body warmer by Shuai & Mei Daily Products (Qingdao) Co., Ltd.
Firstly we can know the specifications of mini body warmer
Heating Last: 12hours
Average Temp: 52C
Max Temp: 62C
Country of Origin: China
Secondly, we can talk about its natural material, which includes Iron Powder, Water, Vermiculite, Activated Carbon and Salt.etc
Thirdly, what's its working theory? Mini body warmer ingredients like iron, activated carbon and water. Once these ingredients come into contact with the oxygen in the air, the ingredients oxidize and produce heat. The combination of ingredients has been specially formulated to ensure a constant and comforting heat for a wide variety of uses.
Most of all, you should rightly store it, that is to keep it dry, put cool place and avoid direct sunlight.