Get temporary relief from muscular and joint aches and pains with the 4-Pack Heat Wraps for Neck from up&up. The ultra-thin, air-activated, single-use pads are odorless and provide penetrating, long-lasting heat. These neck wraps are great for neck and shoulder pain from overexertion, strains, sprains and arthritis. We believe making smart choices for the people, places, and pets in your life should be easy and affordable. And, having quality you can trust should be a given. Thats why you can count on our promise caring for your everyday in every way. Satisfaction guaranteed Love it or your money back.