... summer, wool keeps the body dry by absorbing up to 30% of its own weight in the moisture ... given off by the body, up to 1 litre each night, without feeling damp. ... synthetics, it merely chars and does not flare up.Also, Removable Aromatherapy bag inside could eliminate ... use, it is best to use aromatherapy pad according to bodys specific requirements to choose the right aromatherapy bag ...