Thermotech Digital Infrared Moist Heating Pad (Medical Grade)The Thermotech Infrared Digital Moist Heating Pad is a medical grade heating pad that automatically provides moist heat without the need to add water. Based on a process of fomentation, these heating pads draw moisture and humidity from the air and skin, which is then retained in the flannel outer cover and released by the heat. Featuring 4 temperature settings and an automatic timer with automatic shut off, these heating pads are great for relieving