Pfaltzgraff Rio 48-Piece Dinnerware Set, Service for 12 Rio service for 12 dinnerware set 3- 16 piece dinnerware sets. Each 16 piece set includes 4 each of the following: 10 3/4"dinner plate, 8 1/2"salad plate, 12 oz soup/cereal bowl and 12 oz mug. Made of durable, chip resistant stoneware. Mixes and matches with all other Rio and Rio Blue serving and dinnerware pieces,. Microwave, dishwasher, and oven safe.