Green Heat Reusable Heat Pack can give you instantaneous heat at the flex of a button. Will generate heat for 30 min up to 2 hours (depending on size of pack). Available in a variety of sizes that can be used to treat neck, shoulder and back pain, abdominal cramps and menstrual pain, aching joints and pulled muscles.
Blue Freeze Reusable Cold Pack is a soft, reusable pack that chills in your freezer to an ice-cold temperature. Cold therapy treats neck, shoulder and back pain, aching joints and pulled muscles.