•Ingredients:iron powder, activated carbon, vermiculite, wormwood powder, salt, water.

•Use conveniently and easily. Simply open packaging to start heating process and stick to pained area. Safe, odorless, non-toxic.Suit for Driver,Office worker,Sportsman,Elderly people

•Deep penetrating heat with herb bag to warm and invigorate the flow of Qi in the body and disperse cold to ease pain. Activating blood circulation to dissipate stasis, soothe pain relief, and provide more than 6-8 hours of continuous heat and comfort.