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. Heat Therapy can be applied to chronic injuries and aches as it increases blood circulation, accelerates the relief of sore and tense muscles, and has the ability to penetrate deeply into painful and irritated muscles. 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. Lastly, Nature Creation Amazon Store has a 100% Customer Satisfaction Guarantee Policy. If you are not satisfied, you have 30 days to get your money back no questions asked. We are eager for you to use and enjoy our products!