Perfect for everyday use, our sturdy, affordable porcelain mugs are designed for relaxed meals with family and friends. Their classic white color makes them extra versatile-great for mixing and matching with other dinnerware and serving pieces. Use these all-day mugs for serving everything from coffee and tea, to hot chocolate, spiced cider and other warming beverages. Part of our Open Kitchen collection, developed exclusively for Williams-Sonoma. Made of high-fired porcelain. Microwavable and dishwasher safe. Set of four.