Never stick the warmer directly to the skin.
Children, the elderly and disabled people should use this product with care and under supervision.
Seek the advice of a doctor before use in cases of diabetes, delicate or sensitive skin, blood circulation problems, paralysis or damaged nerves, rheumatoid arthritis, if you are pregnant or if you have any doubt.
External use only. Do not apply to frostbite or desensitised skin. Do not use while sleeping.