Pfaltzgraff Yorktowne Perfect Coffee Mug (13-Ounce, Set of 4) Original crocks and jugs from The Pfaltzgraff Co inspired this classic stoneware pattern introduced in 1973 If you enjoy drinking a "hearty" cup of coffee without it getting cold or going back for refills, then this mug was made for you Set of 4 perfect coffee mugs, each holds 13 ounces to rim Crafted of stoneware, making the coffee mugs chip resistant Use & Care: Microwave and dishwasher safe