Relieve back pain or stomach aches. Sooth your sore and tense muscles. So simple to use - just heat in the microwave or chill in the freezer. Reuse it over and over again and on a daily basis to sooth your sore and tense muscles, relief pain as a result of muscle cramps, stress, injuries, arthritis, tendonitis, and more. Provide your body with the warmth and comfort it needs to maintain a healthy, natural, and active lifestyle!