This is a heat-generating innerwear for Japanese traditional clothing. Of course, it can also be used for everyday wear! It has a heat-generating function that absorbs sweat and converts it into heat, as well as a heat-retaining function that keeps you warm. It is treated with anti-static processing to eliminate the unpleasant crackling of winter, and prevents stuffiness for a comfortable fit. Made with Toray Soft Thermo yarn, it feels good against the skin. 【Size】L 【Functions】Heat generation, heat retention, anti-static processing, anti-sweat stuffiness 【Material】Toray Soft Thermo yarn used