Noritake Colorwave Blue Mini Plates, Set of 4 Colorwave Blue has a matte-textured, deep coloration on the outside suggestive of the deep sea, blueberry pie, sapphires and the midnight sky, and a glossy, cream-colored glaze on the inside. Add a splash of color to your table! Microwave Safe. Oven Safe. Dishwasher Safe. Stoneware 6.25"