Quick View Compare El Jefe Mug, Gift for Dad, Father's Day Login for pricing El Jefe mug. Spanish for "the Chief" or "The Boss." Perfect gift for the person in charge! This kiln fired stoneware mug measures 5.5" x 3.75" x 4.25" and holds 16 oz. of you favorite coffee or tea. This item was created from bone china clay,... 0