To provide a sole dedicated heat sheet that you can experience the effect of hyperthermia and promote blood circulation of the affected area with the synergistic effect of promoting blood circulation effect warmed it with a component of promoting blood circulation that is included in the [ challenge ] sap sheet . A disposable circuit using the oxidation heat of SOLUTION iron , and an encompassing sap sheet 2 plant powder wood vinegar , bamboo vinegar , and herbal raw material powder , this circuit is made larger than the sap sheet I comprises a sole dedicated fever sheet 1, characterized in that . [ Selection Figure Figure 3【課題】樹液シートに含まれる血行促進の成分とそれを加温して血行促進効果の相乗効果で患部の血行促進及び温熱効果を体感できる足裏専用発熱シートを提供する。【解決手段】鉄の酸化熱を利用した使い捨てカイロであって、木酢液、竹酢液、漢方原料粉末および植物粉末を包含する樹液シート2とを備え、当該カイロは当該樹液シートよりも大きくしたことを特徴とする足裏専用発熱シート1を備える。【選択図】図3