Hand held switch automatically turns off pad when pressure is lifted from switch.
Outer flannel cover draws humidity from the air and retains it. When the heat is turned on, the moisture is forced out of the flannel and onto the treated area.
Standard size can be applied to larger areas of the body, including the entire spine, both shoulders, and legs. Its versatility makes this the most popular size.
Medium size is especially useful for children, or on special parts of the body, such as hands, feet, shoulders, elbows, or knees. In many instances, it is chosen by people who are smaller in stature and cannot handle the large size.
Petite size is designed for use on the neck, throat, sinuses, and jaw areas (TMJ).