Do Not Use Hand Warmers: Applied directly to your skin for an extended period of time; On parts of the body other than the toes; With infants or small children; On bruising or swelling; On frostbite or desensitized skin; While Sleeping. Caution: m Children, the elderly, the handicapped and those unable to remove the Hand Warmer by themselves should be supervised when using this product. Persons with diabetes, poor circulation, nerve damage or paralysis should not use except as directed by a physician. Remove Hand Warmer immediately if it becomes uncomfortably hot. If used incorrectly, higher temperature may occur, causing burns. For External use only. Do not puncture Hand Warmer or allow contents to contact eyes or mouth. Consult a physician if swallowed.