Abstract: A sauna structure includes several vertical plates, a bottom plate, a top plate and an inner support, and is characterized in that: the vertical plates include two sets with one set as upper vertical plates and one set as lower vertical plates, a connection structure is configured at the lower end of the upper vertical plates, a connection structure is correspondingly configured at the upper end of the lower vertical plates, the bottom plate is mounted at the bottom of the lower vertical plates, the top plate is installed on the top of the upper vertical plates and the inner support is arranged in the area defined by the vertical plates. The vertical plates include two sets of the same height, which leads to the fact that the height of the vertical plates according to the present invention is half of that of vertical plates for a traditional sauna.