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.