These ingenious new bead packs can provide both hot and cold therapy care. They are filled with gel peas that mold to your body with ease. Can be used over and over, simply microwave for hot therapy, or freeze for cold (detailed instructions are printed on back of each pack). They are the perfect promotional item for hospitals, doctor's offices, health fairs, or spas. These products are not intended for use by children or pets. They may present a choking hazard to children less than 3 years of age. Packs should not be used on infants.