US Marine Corps Stoneware Diner Mug Black diner-style mug with circular United States Marine Corps decal logo Dimensions: 3-3/4 in. Volume: 8 oz. Heavy weight and high quality! Microwave & dishwasher safe. This handsome, high grade stoneware mug proudly displays the United States Marine Corp emblem Perfect for coffee, tea, beer, hot chocolate, mulled cider, or any beverage Official Licensed Product. USMC United States Marine Corps Logo Front and Rear Diner Mug. Best gift idea!