Copper necklaces are 99.9% authentic. Outside of coppers elegant appearance, copper has several health benefits. 
 
*Kills viruses and bacteria
*Stimulates the brain
*Regulates the thyroid gland
*Boost skin health
*Slows down aging
*Improves digestion
*Lowers the risk of cancer and heart disease
*Helps produce melanin
*Eliminates toxins faster
*Soothes arthritis pain
Polish cloth and jewelry bag included. 
These statements have not been evaluated by the Center of Disease Control. This product is not intended to diagnose, cure, treat, or prevent any disease.