A pack of 7 patches, 100mg has a stronger effect, 2.5 times the dose of classic Jiuguang. Applicable people: the elderly, white-collar workers, bow-headed people. It will generate heat 20 minutes after sticking, and the temperature can be maintained for about 3 hours. Give parents the most intimate care, relieve joint pain caused by rheumatism, osteoarthritis, frozen shoulder, muscle pain, sprain, swelling and pain. It is suitable for cervical spondylosis, lumbar disc herniation, lumbar muscle strain, rheumatoid arthritis, tenosynovitis, bone spurs, tennis elbow swelling and pain, etc., with remarkable curative effect! Always have at home. Don't use it more than twice a day, and tear it off before taking a bath, otherwise it will hurt if you touch it with water. Each patch can last for 8-12 hours~