Custom-built sauna with safety cage. Constructed from raw wood (no chemical off gassing), wired with shielded cable (to minimize EMF), includes 4 professional quality Therabulbs (300 watt NIR bulb). Can be placed in a small room or canvas tent. Near Infrared Saunas (NIR) are one of the safest and most powerful ways to detoxify and heal the body. It increases circulation, removes toxic substances of all kinds and can help heal many health conditions including viral, arthritis, heart disease, cancer and much more. - Sauna Therapy, by Dr. Lawrence Wilson Recommend reading: Sauna Therapy Book (not included with sauna), which details healing benefits of NIR saunas.