| abstract |
[PROBLEMS] To relieve the cooling sensation when applied to the skin, to effectively warm the skin, to effectively supply oil to the skin, and to reduce the cooling sensation after peeling from the skin, after use Provides a heating tool having a high thermal effect. A heating device provided with an adhesive layer 3, wherein the adhesive layer has a specific heat of less than 3 J / g · K at 20 ° C., and the adhesive layer has a base and a specific heat at 20 ° C. of 3 J / g · K. An exothermic tool containing an oil component having a boiling point of less than K and having a boiling point of 100 ° C. or higher at 1 atm, and the oil content in the adhesive layer is 30 to 90% by weight. [Selection] Figure 1 |