Duravit, a German company, have taken inspiration from the ‘Inipi’ cleansing ritual of the Lakota North American Indians. In fact, ‘Inipi’ means ‘sweat lodge’ in their language. The importance of bathing rituals for ‘ceremonial cleansing and physical well-being’ is brought up-to-date with all the energy and learning of the past. Now, the sauna utilises concealed technology to present this bright, transparent design.