The Portmeirion Potters Stripe Set of 4 Breakfast Mugs in Black feature a simple yet elegant striped design around the rim for the perfect everyday mugs. They are ideal for your morning cup of coffee, as well as your evening cup of tea owing to its generous 290ml capacity. Made from durable earthenware, these mugs can be used in the microwave for warming beverages, and then placed in the dishwasher for convenient cleaning. Microwave, dishwasher and freezer safe. Dimensions: 9.5 (H) x 11.5 (W) x 8 (D) cm. 290ml capacity. Enjoy a variety of hot drinks in these versatile mugs from Portmieiron’s Potter's Stripe collection. Part of the Portmeirion Home range, these UK-made mugs feature a striking monochrome design of two stripes wrapped around the top of the mugs. An ideal set for a new homeowner.