(Special Materials for Strong Sweat Performance) Neoprene material has been highly popular in recent years as a sauna suit material. It is characterized by its high water absorption to increase airtight air tightness and build up heat and promote sweat absorption. It can be detoxed effectively. (Improved exercise performance) Since it is made of highly elastic fabric, it can be performed without hindering your exercise. > Hand washing is recommended but it is also machine washable, so easy to care of It does not smell even if you sweat easily.