Kalaya Pain Relief Rub Extra Strength - This fast acting, non-greasy formula delivers invigorating muscle and joint pain relief on contact. The 6X Active Relief formula contains MSM, menthol, camphor, eucalyptus oil, methyl salicylate and arnica flower temporarily relieves aches and pains of muscles and joints associated with one or more of the following: backache, lumbago strains and sprains (involving muscles, tendons, and/or ligaments), and arthritis.