Therabody ThermBack LED – 4-in-1 Back Wrap with Heat, Far Infrared, Vibration and LED Light Therapies for Lower Back Pain Relief

4 therapies in 1 for effective lower back pain relief: Heat increases blood flow to ease pain and stiffness, Far Infrared delivers deep-penetrating heat to enhance circulation, Vibration stimulates muscles to relieve soreness, and LED penetrates deep into muscles and joints to reduce inflammation