Display this limited-edition GUINNESS? ceramic tankard in a prominent place on your desk ? or on your bookcase. Extra-large tankard bears the unmistakable GUINNESS? Extra Stout logo embossed on both sides. It's great for keeping spare keys, change or other accessories out of sight but close at hand... also great for coffee or a delicious pint of GUINNESS?. Hand wash only. Ceramic tankard is not microwave safe. Oh, and the "568 ml" designation on the label logo indicates an English imperial pint ? or 20 fluid ounces.