Porphyrit Stone Sauna Boulders

Porphyrite is an igneous rock consisting of minerals resistant to the physical and chemical effects. It consists mainly of oxides of silicon, magnesium and calcium. At the same time, there are no harmful substances and radionuclides in the rock.
The melting point of porphyrite is 1300 C.
Steam from porphyrite helps to restore the respiratory system, positively affects male potency.