This pure 99.99% copper ball chain necklace has one matching dog tag.
Tag measures: 2 inches x 1.25 inches.
Necklace chain is 24 inches long.
Copper Cu has antiviral and antibacterial properties. It is also highly conductive of heat and electricity. Copper has been used as far back as 4500 BC in Mesopotamia. This useful and attractive metal has a deep reddish-brown color. Copper, silver and gold are three precious metals that are valuable in both jewelry and decoration as well as industrial uses.