Gives you targeted, temporary, 12-hour warming relief from minor muscle/joint aches and pains. Our thin design makes it comfortable and convenient to use on your back, neck, shoulders or wherever you need relief. It's 'therapy to go' for any lifestyle. Ultra thin. Heats up quickly. Odorless. Non-medicinal, safe, air-activated. Individually wrapped. 3.8 in x 5.1 in (9.5 cm x 12.8 cm).
