This all natural therapy pack is in a rectangular shape and can be used for various areas of the body. One side is soft fleece and the other is cotton. It is Ideal for relieving pain, stress, and discomfort as well as promoting body relaxation. Recommended body areas for the pack are knees, hips, stomach, arms, shoulders, neck, and more as the weight of the pack applies a gentle pressure on the affected areas. Use it for sore muscles, achy joints, injuries, arthritis, tendonitis, stress relief, and the list goes on. Also, use it to keep warm and cozy during a cold winter. Simply heat in the microwave for heat therapy. Other great features about this product are that it's reusable, natural, handmade, of high quality, and may be used on a daily basis. The product will come neatly packed with instructions on how to use and store correctly. We are eager for you to use and enjoy our products!