Salonpas pain relieving patch large for temporary relief of minor aches and pains of muscles and joints. Larger patches for more coverage, adhere to skin, gentle fabric conforms to your body. Each patch can be worn up to 8 hours at a time. Effective, temporary relief for aching muscles and joints, backache, arthritis pain, strains, bruises and sprains. Product Features : Brand: Salonpas Type: Pain Relief Products Details: Works for arthritis, Strains, Bruises, and Sprains Provide effective pain relief for stiff neck, sore shoulder, backache, and joint pain Each patch can be worn up to 8 hours at a time.