Sauna suit allows fast increase of the rate of perspiration by locking heat into the suit, it helps shed excess water and increase blood circulation. * Shedding extra water during aerobic activities * Keeping temperature around the body for effective blood circulation * The elastic waist, wrist, and ankles reduces temperature loss * The enclosed space trap all body heat to create true full body sauna effect. Wearing PVC Sauna Suit can also keep the muscles warm and reduce the risk of pulls and strains.