Fukusuke Bionkatsu "Yomogi Mushi Kokochi" Standard Shorts Set of 2 Color is black, size is M. Simply change your everyday shorts to this item and you can easily do "Bionkatsu" (beauty and warming activities)! These are "Bionkatsu" shorts. These are new sensation shorts that warm your delicate zone as if you were doing "yomogi mushi" (mugwort steaming). With a simple design, they are easy to wear every day and are an item that allows you to easily engage in "Bionkatsu". They have excellent functionality, such as being breathable and having antibacterial properties. They are stretchy and easy to move in, and the 3-layer structure of the gusset keeps you warm, making them a welcome item for those concerned about coldness. These new sensation "Bionkatsu" shorts warm you gently from the center of your body. Material Composition 35% Nylon, 30% Rayon, 20% Cotton, 15% Polyurethane 1575 Size...M