Keep warm,relieve pain and protect your health
【Product name】Self Air Activated Foot Warmer
【Main Ingredient】 Iron Powder, Carbon, Salt, Vermiculite, Water, PE Film.
【Effect】The foot warmers is used for keeping our feet warm. It is easy to use. You just need to put it into your shoes or paste it on them. They will give out heat to warm your feet quickly. The products mainly have two kinds of style. One is adhesive, and a