Jacks have been popular drinking vessels for centuries. Some of the earliest surviving artifacts are said to date back a thousand years. This is a sturdy mug that won’t rust, dent, or break. Made from genuine heavy leather. These are lined using a modern food-safe polymer that won’t crack like beeswax or taint the flavor of your drink like pitch. It measures 6-1/2” tall and holds approximately 22-oz, filled to the brim.