Now you can make delicious gourmet dishes in just minutes in your microwave! The specially designed chimney allows just the right amount of steam to escape while the domed lid re-circulates the heat, so food is cooked to perfection. The ceramic stoneware surface is non-stick, so you can cook without butter, fats or oil. And, you can use multiple Stone Waves™ in the microwave at one time and eat right out of them, so everyone can have a custom dish made to order. Buy them for the whole family today! Ceramic. 6 3/4"L x 5"W x 3 3/4"H.