... patch is a soft biomagnetic patch for pain relief. It is a creative integration of magnet ... small energy field and stimulate the body’s natural pain relief mechanism.The Quasi-uniform magnetic field also ... pain, back pain, waist Pain, knee pain, sprain, bruise, joint pain, muscular pain and toothache.Specification: Φ18x0.6mmPack: 15pcs/box, 200boxes/carton Magnetic Acupuncture Patch for Pain Relief ...