Thai Herbs add a unique and theraputic experience to your sauna steamers. The all natural herbs and spices acts as aromatherapy to you and your skin. This ancient herbal receipe was used to treat skin ailments and conditions for many generations. Herbal Steam Sauna uses Lemon Grass, Wild Lime, Prai Ginger, and more than twenty other wonderful healing herbs. This unique formula clears the lungs and circulatory system while at the same time detoxing and moisturizing the skin and hair. Herbal Steam Sauna uses Lemon Grass, Wild Lime, Prai Ginger, and more than twenty other wonderful healing herbs. This unique formula clears the lungs and circulatory system while at the same time detoxing and moisturizing the skin and hair.