WARMING PATCH SET: WARMMER PAD * 2 PCS (10*13.5CM) HAND WARMMER ... , thereby causing disease. The bag continued to heat for heating the human body can promote micro-circulation ... , menstrual care, one patch will be hot, fast heat , decrease swelling,stop pain, promoting blood circulation, widely ... maximum heating temperature of bags is 68 °C, heat evenlyfor sustainable 12 hours, unfit for use when sleep ...