unique finish to them. Each mug is constructed with durable stoneware material that is dishwasher and microwave safe and has a rounded bottom shape for a comfortable and ergonomic fit in your hands. Each mug is finished with a partial reactive glaze, giving a unique color and texture to each piece, ensuring that no two items will be exactly the same. Large 19oz capacity is perfect for your morning coffee or afternoon tea with plenty of room to get your caffeine fix! Start your day off right with the Avery Creek 4 piece stoneware mug set!