1.Portable,simple,folding,outdoor sauna,personal sauna 2.Waterproof fabric bathtub and multi-function ... , the bathtub don't need to be added water.3.Portable, removable, durable, folding,save water & space,dismountable,easy operation, ... .75m.CleaningEasy and FastHeat Insulation effectionMore than 1 hourFeatureFolding, Removable, Portable, Simple operation, Save water and space, Lasting heat insulation, ...