1:Material:Titanium, germanium, magnetic and anion medical silicone
2:Size:7"
3:Life expectancy:20 years of material life
4:Function:Special material,they are good for blood circulation,improving the quality of sleep and immunity,it have
good effectively eradicate cervial problems.
5:Different colors and size can suitable for different clothes

Notes:
1:Encounter water or hot water will not affect the results.
2:Do not use the washing machine or dryer to prevent the shortened life.
3:Do not wear in eczema or open wounds.
4:After pulling force,will shape deformation.Please note that when used.
5:Because it is resin,with adhesive and stick to the stolen goods,please clean water,natural dry you can use.
6:Avoid direct sunlight exposure and high-temperature and humid,keep at room temperature.