1.Single squeeze allows for easy activation of packs offering immediate relief to injured area;
2.Non-woven lining helps prevent the pack from sweating and can be placed directly on the skin;
3.Reman hot 15-30 mints and achieves a high temperature of 130 F;
4.Flexible material conforms to body contours;
5.Ideal for applications such as neck pain, arthritis back injuries and shoulder injuries,Treat muscle strains, aches, tension and cramps.