Where to stick the warm patch for the best effect, you can warm up the whole body.

Patient's question:

No

Doctor's answer:

Hello, it should be the shoulder, back, waist, stomach, legs, and related joint areas of the human body when in use; when in use, just stick it to the corresponding area, and it will heat up immediately, with a maximum temperature of 68 degrees and an average of 53 degrees. The duration, as clinically tested, is 12 hours.