Temporarily relieves minor pain associated with: arthritis, simple backache, bursitis, tendonitis, muscle strains, muscle sprains, bruises, cramps. Pain relieving ointment on a breathable adhesive pad. For extra large back and large areas. Extra large patch measures 5-1/2 inches x 9-3/4 inches (14 cm x 25 cm) each. Contains 3 patches in 1 resealable pouch.