[Main effects]Quickly relieve various pains associated with Quickly relieve various knee painsï¼›Keep warm, keep blood and phlegm, reduce inflammation and relieve pain. FUNCTION: Promote cell metabolism,activate cells, Promote the blood circulation, improve microcirculation status.Eliminate fatigue,promote physical recovery, enhance and improve the body's immune function, improve the body's resistance to disease. The pain relief patch is made of Chinese traditional previous plants Wormwood.Natural plant extract, safe and no stimulation. Breathable and comfortable, after pasted onto the body part, it won't give you the moist and stuffy feelings.