Features: Period Pain and Cramps Relief:Specially designed by women to ease relieve and control muscular tension associated with PMS menstrual cramps endometriosis PCOS. Works like a heating or cooling therapy for periods with herbal ingredients. Fast Acting and Long Lasting:continues for 12 hours. Just apply and go about your day with no worries of menstrual pain. All Natural Ingredients: We use all-natural plant-based herbal ingredients as an active pain reliever for your menstrual cramps. Unlike traditional heat patches ours are safe to use. Clinically Tested: Our products have been tested in clinical settings and by practicing doctors on patients with period cramps. You can rest assured that your menstrual pain and endometriosis pain will be relieved safely and effectively. On-the-go and Convenient:We designed the patch so that you feel comfortable whenever period pain pelvic pain or abdominal cramps strike. You can take it with you everywhere you go unlike a hot-water bottle or heating pads. You will barely feel it there except for the pain relief. Specifications: Gross Weight: 18g Quantity: 8pcs/bag Product Size: 10*7cm Package Size: 15*10cm Ingredient: Angelica Safflower Motherwort Salvia Miltiorrhiza includes: 1PC*Analgesic Plaster(Included 8pcs)