Our Moscow mule mugs are made with premium stainless steel in the inside then copper plated on the outside to keep copper out of your mouth, each mug goes through a 32-point quality check to ensure you'll never have any metallic or funky copper after taste.
Durable & Stylish, made with food grade stainless steel our mugs are tarnish resistant, each mug is handcrafted with a really cool diamond hammered design with sturdy solid brass handles that are easy and comfortable to hold and they will not leak like other mule mugs.
Wash tips, for longer life of the mugs we recommend hand wash your copper mugs, and after a long use if need to deep clean or remove any tarnish make a paste with vinegar and baking soda to clean them don't use any abrasive cleaners, do not microwave.