Hot Pack Supply OEM Reusable hand warmer Become warm at once. Convenient, lovely, suitable for promotion pink heart hand warmerpromotion, gift, keep you warm in winterApplicationThis reusable hand warmer gives soothing effect to rheumatic conditions of joints as well as pain caused by abdomen, stomach, waist, leg, shoulder, neck and nerves.It also stabilizes the body temperature in winterFeature1 ...