Heating Technology: Thin Micro-carbon fiber heating fibre actively,improve circulation of blood for health care. It is comfortable,washable and keep you warm to against the cold. The micro-carbon fiber heating fibre provide the far infrared ray heating physiotherapy in our heating clothes. 1.Supply the far infrared ray light wave to the human body damaged tissue directly and alleviate the joint ache. 2.Promote human body blood microcirculation and enhance metabolism,give you a better healthy. 3.Release the warmth to our body and reduce muscle stiffness. 4.It is close-fitting our body,no longer heavily cloaked.Make you slim and fit in winter. Our heating clothes warm preservation effect is obviously higher than the ordinary warm clothing.It provide the temperature from 40-60 degree.Mode Low:38-70 degree,Blue LED indicated,can heating for 4-6hours.Mode Medium:43-45 degree,White LED indicated,can heating for 3-4 hours.Mode High:48-50 degree,RED LED incicated,can heating for 2-3 hours.