Charmsun [Feature:]<br /><br />- Made up of permanent magnets， the bio-composite heat-chip Moxibustion consists of tourmaline，nano-functional ceramic powder and a special heat sensitive materials<br /><br />- With dual thermoelectric and piezoelectric effect<br /><br />- Forms a resonant magnetic field resonates with the human body<br /><br />- Can effectively improve blood circulation， promote metabolism， and clear the meridians， enhance immunity<br /><br />- Applicable to bone hyperplasia， neck pain， joint pain and other symptoms of hyperthermia therapy<br /><br />- Easy to use， discreet and can be used anywhere any time<br /><br />- Wipe Tourmaline cloth part， and then fasten it to the sore<br /><br />- Safe !#!amp!*!amp; comfortable to wear<br /><br />- With Velcro closure， easy to take on/ off<br /><br />- Generally 30 minutes later it will work<br /><br />- 2~3 hours per day is recommended<br /><br />- Note: If the body part appears redness， fever， hyperthermia， it is a normal phenomenon<br /><br />- Note:With time， heat intense will become weak and the heating time will get longer<br /><br /><br /><br />[Specification:]<br /><br />- Material: tourmaline !#!amp!*!amp; nylon<br /><br />- Size: 150 x 100 x 8cm/ 5.91 x 3.94 x 0.31 inch<br /><br />- Net Weight: 12g/ 0.42 oz <br /><br /><br /><br />[What's inside:]<br /><br />- 1 x Self-Heating Neck Support