Product Introduction: *Quoted from the official website* Heartwell Made in Japan Vihta Towel Sauna Hat Imabari-made Sauna Towel The fabric is made of 65% cotton yarn and 35% rayon yarn, with birch fibers blended into the rayon. We collaborated with a spinning company to create Heartwell's original yarn, "Sauna Yarn." Experience the nature of Finland through the touch and feel in your daily life. [With Storage Bag] This product comes with a dedicated storage bag for easy carrying and storage!