How long will Dr. David's bracelet last?

Three months. According to the headline information of today's inquiry, the effect of Dr. David's bracelet varies from person to person, and it will be effective in the next three months if there is no accident. Dr. David's bracelet can increase the strength of the hand, enhance the flexibility of the hand, improve wrist pain, wear the bracelet around and release infrared energy continuously, which helps to promote metabolism and make the body and mind feel comfortable.