Remark: Features: * Activates the blood circulation, improves the Micro-vision of Far Infrared disturbing of cold-limbs and sleeplessness. Ray micro particles content * Improved blood circulation will carries in more nutrition and carries away the waste, which improve the sore muscle and the immunity. * Healthful anti-fungus nature. * Spontaneously warm-keeping reaction interacts with human body to the most suitable level.