We are popularly known Exporter, Manufacturer & Supplier of Pure Copper Mule Mugs in Moradabad, Uttar Pradesh, India. Our copper mug will frost up in mere seconds. The pure copper transmits an icy cold experience directly to your lips, and the metal locks in the drink's coolness. The inside of the mugs is unlined and made from 100% pure copper, so some oxidation may take place, we recommend using any copper cleaner cream to keep your mugs looking like new.