The Memory Company Duck Dynasty Mug Jase No Rules, 15 oz, Black Duck dynasty 15 ounce black coffee mug jase says no rules. Great for your on the go or at home use. Keeps all you beverages hot. Duck dynasty 15 ounce black coffee mug jase says no rules. Great for your on the go or at home use. Keeps all you beverages hot. Duck dynasty 15 ounce black coffee mug jase says no rules. Great for your on the go or at home use. Keeps all you beverages hot.