Soria 3 Person Hybrid Full Spectrum SaunaFeaturing the PureTech Full Spectrum Infrared Technology and Harvia Traditional Stove heating options (IR and Stove do not operate at the same time). When the benches are removed, the sauna becomes a yoga stretching studio. Constructed with the environment in mind, our saunas are made with reforested Canadian Hemlock planks that surpass industry standards, thus producing a quality sauna that retains heat more efficiently, heats up faster and uses less