Medical equipment on the medial aspect of the underwear, warm tummy and hips. Soothing steam heat in the dust around deep warm and round at the patient's blood, relieve pain and stiffness.
Comfortable temperature around 40C followed by 5 to 8 hours.
Steam is skin-friendly. 
Easy to use even when going out because it is odorless.
On the tummy and intestines working actively.
Women's tummy and hip design. In a mesh gentle on delicate skin.