A buildup of fluids and other factors are usually the cause of pain behind the knee.
Hips, Legs, Knee Joints Bad knees? Hip problems? Sore muscles after working out? Snappy Heat can easily be wrapped around legs or parts of your leg to deliver the right amount of heat for a soothing feeling.
Ankles & Feet Nothing feels more relaxing than focused heat on our feet, toes and ankle joints after a long day on our feet. Snappy Heat is flexible enough to cover all parts of this area, and will give you the perfect amount of heat.