Son of a Sailor x Sertodo Cup and Leather Sleeve SetThis set of two 12 oz hammered copper mugs with leather sleeves is a collaboration between Sertodo Copper and Son of a Sailor, combining timeless materials with modern design. Each hand hammered cup is made from 100% recycled copper and comes with a removable stitched leather sleeve that insulates hands from hot or cold beverages, enhancing both comfort and style. These cups blend natural leather with sleek, contemporary accents and are crafted for