Japan Fist Protection Equipment (Japan Fist Law) N-14) *Adult One size fits all. Specifications: Cup part fiber; White side with string; Essential for Japanese fist law. Mikos Fist Law products are officially licensed by the Japan Fist Law Association. We have received a large number of deliveries to the Japanese Fist Law, and Self-Defense Forces. Since it is made of material that absorbs sweat, it cannot be returned or exchanged. Please acknowledge