... “Ice-free Bag”.2. It can be bent arbitrarily according to the applied place when it ... 3. It can adapt unlimited times of alternately cold or hot use after pre-cooling or pre ... -heating treatments.Indications:Cold compress:headache, fever, toothache, sunstroke, scald, muscle ... sciatica, and strain of lumbar muscles etc.Usage:Cold compress: Use after put in the icebox or ...