With its special shape and oat grains, the Extended Magic Bag conforms to the shape of any body part and promotes an immediate feeling of well-being. This compress can be used as a heat pack to help ease back pain or as a cold pack to fight inflammation. Ideal for helping to alleviate the following problems: stress, back pain, lumbago, sore or tense muscles, arthritis, abdominal pain, rheumatism, bursitis, menstrual cramps and cold hands and feet. 100% cotton fabric. 19" x 5.5".