This vintage American Directoire style expresso coffee mug is a one-piece round stoneware mug with gray stripes and a 1979 year of manufacture. The mug stands 2 3/4 inches tall with a diameter of 3 inches and features a Resturant ware product line with a printed backstamp. This original ABC mug is perfect for all occasions and is a great addition to any collection. Hand wash only and care instructions are included, ensuring that the mug stays in great condition for years to come. This mug is a must-have for any vintage lover and is sure to be a conversation starter.