Corelle Happy Days Completer Set Material: earthenware Not safe for use with dishwasher or conventional and microwave ovens Spoon rest: 8-3/4-inch long by 3-inch wide by 1 inch high Salt and pepper shakers: Each 1-3/4-inch long by 1-3/4-inch wide by 3-1/4-inch high Napkin holder: 5-1/2-inch long by 4-1/4-inch wide by 2-1/2-inch high