I bought a 2-pack to try, but it didn't suit me, so I'm selling it. Cooling patches effective for lower back pain and stiff shoulders, 24 sheets. - Product Name: Cool Vihara U - Contents: 24 sheets - Uses: Lower back pain, stiff shoulders, muscle pain - Type: Cooling type - Active Ingredients: 4 active ingredients *6 sheets used, the rest are new. Please see the photos.