From Le Creuset, this mug set features:  For coffee, tea, hot chocolate and even single servings of dessert, the Le Creuset London Mug has a generous 12 fluid-ounce capacity and keeps contents warm or cold. Crafted from premium stoneware in our irresistible colors, the mugs are part of our dinnerware collection and finished with a vibrant glaze which is easy to clean, dishwasher-safe, and resistant to chips, scratches and stains. Designed to stay beautiful with daily use, Le Creuset’s dinnerware brings elegant style to every table and occasion.  Set includes 6 Mugs. Premium stoneware is designed for everyday use Colorful glaze is nonporous, non-reactive and resistant to chips, scratches and stains Virtually nonstick glazed surfaces easily releases food for quick clean-up, and resists cracking and crazing Superior heat retention keeps food warm or cold for serving Safe for freezer, oven, microwave, broiler, dishwasher and metal utensils Capacity approx. 12-oz. Imported.