Salonpas pain relieving patch for the temporary relief of pain associated with muscle pain, arthritic pain, simple backache, and sprains.Salonpas Original has three active ingredients in a flexible, easy to apply patch. It comes in a convenient size and can be used for temporary relief of minor aches and pains of muscles and joints associated with arthritis, strains, sprains, bruises, and simple backache. Up to four patches can be used at the same time.