The Best of American Style: Heavy, handmade pure copper Mint Julep Cups are inspired from the originals cups which were made in Kentucky during the 1800s. Each Cup has the Prince of Scots Mark on the bottom to certify the quality. Pure Silver Plate, 12 Ounce, 4 1/2" Tall, Beaded Trim, Gift Box Prince of Scots adheres to the traditional design down to the last detail. Cups are the same size and proportion as the originals, and even feature the same exquisite decorative beading.