Neck warmer with three by Shuai & Mei Daily Products (Qingdao) Co., Ltd.
Neck warmer with three
Firstly we can know the specifications of Neck warmer with three
Size: 95 mm*70 mm
weight: 26 g/pc
Heating Last: 9 hours
Average Temp: 55C
Max Temp: 64C
Secondly, we can talk about its natural material, which includes Iron Powder, Water, Vermiculite, Activated Carbon and Salt.etc
Thirdly, what is its working theory? Neck warmer with three 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.