Dimensions: L 20 x W 15 x H 4.5 cm - Features: Durable Stoneware With Matte Glaze Finish - Fabrication: Stoneware - Finish/Treatment: Matte Glaze - Care and Use Instructions: Dishwasher, Microwave & Oven Safe Up To 200 Degrees Celcius. Avoid Sudden Temperature Change - Stoneware glazes look and feel very smooth, Matte glazes may scuff and scratch with use. Please treat with care. This is not an imperfection in the ware - These marks can be safely and effectively removed from the surface of your dinnerware by applying a small amount of gentle, non-abrasive cleanser.