Multiple use include pain management,postoperative,inflammation,swelling,headaches/migraines,stress/tension,traumatic injuries. Reusable,washable, easily disinfected. Specailly formulated gel. Remains pliable when cold. Does not crystallize,separate, or slump. Nontoxic. Frost free. Biodegradable. Eliminates shock to skin. Becomes softer with use. (6"x20")