Temporarily relieves minor aches and pains associated with: arthritis, simple backache, bursitis, tendonitis, muscle strains, sprains, bruises, cramps. Targeted no mess relief. Pain relieving ointment on a breathable adhesive pad. Lasts up to 8 hours. With a resealable pouch. 3-1/8 x 4-5/8 inches. Five patches per box. . WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov