Size: 2-pc. Origin: Japan Pattern: Swiss Coffee Material: Stoneware Cleaning & Care: Dishwasher, Microwave, Freezer and Oven Safe The look of pottery, the feel of everyday life. Subtly colored using a reactive glaze, this collection has a rustic beauty all its own. More drama is in the play of matte against gloss, and the tactile quality of faint concentric ridges.Artisan stoneware is handcrafted so glazing variations will occur creating an eye-catching and unique dinnerware with no two pieces ever exactly the same.