Corelle glass dinnerware is made in USA from a unique material called Vitrelle and is renowned for being thin and lightweight yet strong and durable. It is chip, break and stain resistant. It also has long lasting patterns that will not wash, wear or scratch. Set contains: 4 dinner plates 26.5cm, 4 side plates 22.75cm, 4 cereal bowls 16cm and 4 stoneware mugs 8.5cm. Vitrelle glass. 4 place settings. 4 dinner plates, 4 side plates, 4 bowls and 4 mugs. Dishwasher safe. Microwave safe.