Salonpas Pain Relief Patches temporarily relieve minor muscle aches and joint pain. If you suffer from arthritis and backaches or just want to be prepared for the occasional strain, sprain or bruise, then Salonpas is the pain relief patch brand for you. Simply apply one patch to the area of discomfort with ease and enjoy fast pain relief.Effective and soothing pain relieving patch. Helpful in temporary relief of minor aches and pains of muscles and joints (i.e. backache, strains and arthritis). Patch size: 2.83" x 1.81" (7.2cm x 4.6cm). Made in Japan.