Copper is one of the few metals that can occur in nature in a directly usable metallic form. This led to very early human use in several regions, from c. 8000 BC. Copper is a 100 percent recyclable metal with a natural antibacterial agent. Over time Copper will oxidase, creating a unique and timeless piece of art. Kap-Lind’s old world style of spinning genuine copper urns creates classic pieces to last a lifetime. Proudly American Made. They do not need to be polished and are easily cleaned with warm water and a soft cloth. Indoor use only.