The Sierra Club Hand Thrown Glazed No Spill Wide Bottom Mug Cup in Gray Green with the logo is a unique and stylish stoneware cup made in the United States using pottery techniques. The mug features a brown color and a no-glaze finish, making it perfect for all occasions. With its wide bottom design, this mug is both practical and decorative, showcasing a signature Sierra Club product line. Perfect for coffee or tea lovers looking for a distinctive and well-crafted piece for their kitchen or dining area.