From Spode, the mug set set features:  The Christmas Tree Tartan Set of 4 Stacking Mugs bring a rustic charm with its traditional tartan plaid border. Mugs are generously sized at 10 ounces, perfect for hot cocoa or coffee, and nest easily for storage. These mugs make a nice complement to an existing Christmas Tree collection. Set of 4 mugs Earthenware Tartan border Christmas Tree Collection Iconic Spode Christmas Tree motif Dishwasher and microwave safe Capacity approx. 10-oz. Imported.